Students will learn how a sample of someone's breath can contain compounds released from cancer cells, how sensitive dogs are to scents, how dogs are trained to detect cancer compounds in samples of patients' breath and what other things a dog's sense of smell can be used for. Article #26 Tanning, UV Radiation and Skin Cancer. "We're having massive impacts with climate change on loads of species right now," DeSantis said. Students will learn about extracting shale oil and gas through the process of fracking. 0000057313 00000 n 1 | Greta Thunberg and climate change reading comprehension worksheets. Students will learn about slow twitch and fast twitch muscle fibers, how they create and use energy differently, how they respond to training and which types of sport each muscle fiber is best suited to helping an athlete excel at. Sie knnen Ihre Einstellungen jederzeit ndern, indem Sie auf unseren Websites und Apps auf den Link Datenschutz-Dashboard klicken. With sea ice thinning, the endangered, starving polar bears are being driven . The ice cap tied for the sixth lowest extent on record, continuing a long-term decline. The various concerns and risks surrounding fracking are discussed as well as the stance different countries have taken on the fracking issue. As this happens, it makes way for grizzly bear territory to expand further north which increases the interaction between the two species, with possible mating opportunities. We acknowledge Aboriginal and Torres Strait Islander peoples as the First Australians and Traditional Custodians of the lands where we live, learn, and work. Mitochondrial Eve is the most recent common ancestor of all modern anatomical humans. Land They will learn about the difficulties people with CIPA face because they cannot feel pain, the different types of nociceptors (pain neurons) that exist in humans, how mutations in a gene destroys nociceptors in people with CIPA, the concerns parents need to have if their child has CIPA and how CIPA is genetically inherited. They usually wait on Baffin Island until the ice forms again so they can leave. It is information rich and written to engage even reluctant readers. The Arctic sea ice cap is a large area of frozen seawater floating on top of the Arctic Ocean and its surrounding seas and straits. Image of the Day 0000025750 00000 n This means it couldn't survive in colder temperatures. It is the Flathead Basin, not the Shields Basin. Related: How sounds are made for nature documentaries Pay only $1.99 for this article when you purchase it in the 52 Science Reading Articles MEGA Bundle - Saving you over 44%. Besides using this article for a sub plan, this resource also helps promote science literacy which is emphasized in many curricula including NGSS and TEKS standards. 0000005195 00000 n With large-scale climate change, the question is: Are these hybrids more well-adapted? said Arnold. The Pizzly Bear, identifiable by their off-white coat and elongated schnoz, were reportedly formed when melting sea ice forced the worlds largest land carnivore to migrate inland. This material may not be published, broadcast, rewritten, or redistributed. In Alaska, this has led to. We didnt see it much in the past but we are now. Polar bears, on the verge of extinction due to climate change, are frequently moving inland in search of food and mating with grizzly bears to create a hybrid animal that is more resilient to the warming world. Are bills set to rise? There, they. hb``Pg``(p014$Qu(f`d[+.3e,p``: $"~'mnj`tP$\[ endstream endobj 5 0 obj <>>> endobj 6 0 obj >/PageWidthList<0 612.0>>>>>>/Resources<>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 7 0 obj <> endobj 8 0 obj <> endobj 9 0 obj <> endobj 10 0 obj <>stream Article highlights include: his numerous failed attempts at studies and his father's disappointment in him; his eventual success at studies into the natural world; his voyage on the HMS Beagle; his return to England to scientific acclaim and respect; ideas that influenced his development of his theory of evolution by natural section (Lyell, Malthus etc.) 0000001343 00000 n "And also what's happening is that grizzly bears seem to be moving further north, we're seeing their range extend further north toward the coast of the Arctic both in Alaska and in Canada. Create your free account or Sign in to continue. warmed at twice the rate of the global average. Article #12 Are Bed Bugs Keeping You Awake? Climate change is going to impact us sooner than we think. Polar bears really depend upon sea ice, theyve evolved with it and they arent built to live on the shore long-term, said Servheen. Each article spans two pages in total with 1 and 1/3. 0000011599 00000 n They will learn about what characterizes each stage and the major hormones involved in each stage. "But as there's less and less ice, they're spending more and more time on land. The bears are "more resilient to climate change and better-suited for warmer temperatures," paleontologist Larisa DeSantis. 0000070925 00000 n The bears are more resilient to climate change and better-suited for warmer temperatures, paleontologist Larisa DeSantis said. Our research looked at how these changes affect their body condition and reproduction.. Pizzly bears, sometimes called grolar bears, are a bear hybrid that could become more common in the Arctic as a result of the climate crisis. 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Students will learn about bactericidal vs. bacteriostatic antibiotics, narrow vs. broad spectrum antibiotics, what antibiotics are effective in treating, how penicillin was discovered by Alexander Fleming and how the misuse, overprescription and use of subtherapeutic antibiotics in livestock feed has contributed to the growing antibiotic resistance seen in bacteria. 0000010543 00000 n This is causing them to spend more time together, only increasing their chances of interbreeding. They will examine the difference between totipotent, pluripotent and multipotent stem cells. No help from Endangered Species Act In . They are an icon of climate change, but theyre also an early indicator of climate change because they are so dependent on sea ice.. Also discussed is the link between Zika and microcephaly (babies born with small heads) which is the major concern with the Zika outbreak, and the potential for Zika to turn into a pandemic. The carnivore tooth expert co-authored a study in how the diet of polar bears differed in a warming world. Time spent in weightless conditions lead to serious bone loss and almost immediate and severe muscle atrophy. 0000025483 00000 n This is an archived article and the information in the article may be outdated. Lastly, they will read about the exciting advances in stem cell research opened up by the advent of IPSCs (induced pluripotent stem cells) which helps bypass many of the ethical issues in stem cell research. These experiments demonstrate a strong correlation between the ability to exert self-control in children and their later success as adults. The pizzly bear is the result of polar bears and grizzly bears breeding, according to Larisa DeSantis, a biology professor at Vanderbilt University. They have the ability to fast, but if they dont eat for longer periods, they get thinner. This is a great extension activity for classes studying the digestive system or nutrition. A Trending Reel Challenge That Can Win Us a Brand-New Swift? Climate change has forced polar bears and grizzly bears to mate and create large hybrids dubbed pizzly bears. With a dingy white coat and scattered . To assess polar bear health, the team quantified the condition of bears by assessing their level of fatness after sedating them or inspecting them visually from the air. Students will learn about soil, what it is made of, why it is so important to our survival and what factors are causing soil to be endangered throughout our planet. Students can type in their answers directly in the Google Slides.These EIGHT ECOLOGY ARTICLES with questions provide a re, Updated to Include a Distance Learning Option. Students will learn about beg bugs, their physical and behavioral characteristics, how they reproduce, their effects on human hosts, why cases of infestation in developed countries has risen in the last few decades and what methods do and don't work in attempts to eradicate them. Some of them take on almost a honey colour." Scientists have proposed. The recent photo of what many suspect to be one of the hybrid bears was posted on Facebook by hunter Didji Ishalook, who shot it when it was sighted near his home community of Arviat. HTn0}Wpo6E6]{V{D/e7~NX$ER< They will also learn about a planet in our Milky Way galaxy made up of at least one third diamond. This is especially seen in bird populations like peafowls and birds of paradise where the males exhibit extraordinarily beautiful plumage and intricate and interesting courtship behaviors. Some interesting studies are also discussed which examine how lowering certain hormones affect libido and attachment. This story has been shared 134,090 times. Students will learn about how bottled water companies have convinced us to buy bottled water and the environmental impact of creating so much plastic water bottle waste. It's thought grizzlies and polar bears are struggling to cope with climate change but their hybrid is better adapted to warming. The maps above show the difference in sea ice extent around Baffin Bay on July 15, 1993 and July 15, 2013. 0000018199 00000 n Students will learn about the challenges of supporting human life in a space craft. This means that they are being filled with large quantities of environmental poisons, and that forms a threat to the polar bear's existence. Regardless of its pros and cons, the truth remains that the change in climate due to human intervention is affecting the lives of the flora and fauna in a paradigm-shifting way. Students will learn the differences between REM and nonREM sleep, how much sleep is needed for individuals, why sleep is important, what happens when someone experiences sleep deprivation and insomnia and how other mammals exhibit different sleep patterns and habits when compared to us. Discover world-changing science. Students will learn about the mental and physical effects of caffeine on the body, how caffeine acts on the brain to increase neuronal activity which causes alertness, how caffeine triggers the fight or flight reflex and how tolerance and addiction occur with regular caffeine intake. For example, a greater ratio of slow twitch to fast twitch muscles fibers will help an athlete excel at endurance sports like marathons and long distance cycling. Polar bear quiz. Article #7 Body Fat: The Good, The Bad and the Ugly Truth. They will also learn about albinism and about how changing environmental conditions and determine the level of skin pigmentation in evolving populations. The Prius isnt the only environmentally conscious hybrid out there. GREAT MINDS IN SCIENCE ARTICLES (All can be found in the Bundle of 18 Articles): Article highlights include: his mother's tenacity which allowed him to attend university where he faced various obstacles to rise to the top of his class; his concerns for the development of science education in Russia which compels him to write Russian language textbooks; his certainty that science can be standardized by understanding a pattern that exists among elements; his journey to decipher this pattern; his development of the periodic table and having element 101 (Mendelevium) named after him. Students will learn about the health impacts of sugar, research showing that sugar can be more addictive than cocaine or heroine, the effect of sugar on the brain, how available sugar was to our ancestors, the effects of high-fructose corn syrup, an example of how hidden added sugars can be found in "healthy" meals and how to read food labels appropriately so that the sugar content can be better understood. There, they hooked up with grizzlies migrating north from Alaska. 0000009711 00000 n Remote Sensing Terms of Use: This document is for personal use only and may only be used by the original purchaser. This service may include material from Agence France-Presse (AFP), APTN, Reuters, AAP, CNN and the BBC World Service which is copyright and cannot be reproduced. Science Sub Plans - 52 Articles MEGA BUNDLE | Printable & Distance Learning, Ecology Articles - 8 Sub Plans BUNDLE | Printable & Distance Learning Options, Science Sub Plans Articles - Vol. For polar bears, the sea ice is a crucial platform for life. Hochul, Canadian super pigs poised to wreak environmental havoc, spread disease in US: expert, Myanmar activists remember dead with red paint protests, Canadian teacher with size-Z prosthetic breasts placed on paid leave, Buster Murdaugh got 'very drunk' with dad 2 months after mom, brother murdered: source, I'm a professional cleaner ditch these 4 household products immediately, Tom Sandoval speaks out on Raquel Leviss affair: I deserve your anger, Shoeless Ariana Madix awkwardly tries to avoid cheating Tom Sandoval, Prince Harry was scared to lose Meghan Markle after fight that led to therapy, Memphis Grizzlies star Ja Morant allegedly flashes gun at a strip club, Tom Sandoval, Raquel Leviss planned to tell Ariana Madix about affair. Reprinted from Climatewire with permission from Environment & Energy Publishing, LLC. Here's Why You Shouldn't Miss It! Cold case: Who murdered this man on Lookout Mountain? The offspring share similarities in appearance with both parents. Engaging science articles are a good way to meet these needs. It looks like a polar bear but its got brown paws and big claws like a grizzly, Ishalook said. 0000044429 00000 n The bear was shot near the small community of Arviat, located on the Hudson Bay within Canadas Arctic region. Grizzly bears in Alaska and Canada are moving north as their environment warms, bringing them into contact with polar bears located on the coastline. The 'pizzly bear' hybrid is a cross between a polar bear and a grizzly bear Credit: Getty. Snow and Ice. Thin sea ice swirled along the east coast of Greenland in October 2012, against a backdrop of overall thinning sea ice. Warmer temperatures have allowed grizzly bears and polar bears to venture to habitats they dont usually occupy and mate to form a hybrid: the pizzly or grolar bear. 7. This is how we got here and what needs to change, Inside the family succession drama threatening to change the K-pop industry forever. The results were published on Monday in Proceedings of the National Academy of Science. Were All in for Arena Reel Star. 0000000016 00000 n Male competition using the example of elephant seal bulls is also discussed. Pizzly bears, sometimes called grolar bears, are a bear hybrid that could become more common in the Arctic as a result of the climate crisis. Students will learn about Henrietta Lacks and how cancer cells from her body, called HeLa cells, have been dividing for over six decades to produce immortal cell lines that have been used in medical and commercial research all over the world. Knowledge awaits. Adventures in the Arctic: 6 Questions with Kristin Laidre. Article #39 The Science of Self-Control. Article #36 The Curious Case of Caffeine. Arctic regions have warmed twice as fast as the rest of the world, so seasonal sea ice is also forming later in the fall and breaking up earlier in the spring. Grizzly bears, known for the distinctive hump on their shoulders, are normally solitary animals but come together to feed or to mate. The Pizzly Bear, identifiable by their off-white coat and elongated schnoz, were reportedly formed when melting sea ice forced the world's largest land carnivore to migrate inland. The safety of tattoo inks is also discussed along with how they can be affected by MRIs. The bears are "more resilient to climate change and better-suited for warmer temperatures," paleontologist Larisa DeSantis . Climate change is known for swelling the oceans and fueling extreme weather, but it may be also causing the curious emergence of a new type of bear in the Arctic. The parasite takes over the snail's body and mind to turn it into an organism that will attract birds, the parasite's second host. This perhaps marks an evolutionary 180 from when polar bears and grizzlies diverged from a common ancestor hundreds of thousands of years ago, Vital Ground reported. Weitere Informationen ber die Verwendung Ihrer personenbezogenen Daten finden Sie in unserer Datenschutzerklrung und unserer Cookie-Richtlinie. Snow and Ice 0000008902 00000 n The researchers found larger litter sizes when the mothers were in a good body condition and when spring breakup occurred later in the year, meaning bears had more time on the sea ice in spring to find food. (Thanks Shala R.), "My kids loved this, thanks!" It also leads to cardiac muscle weakening as well as damages the optic nerves. Students will learn about the Zika virus, where it first came from, where it's spreading to, how it is transmitted, and the symptoms it produces. Image of the Day Mutts need not apply. ), "Used this as a sub plan and the kids really loved the article! Land Thanks for reading Scientific American. Please look at the time stamp on the story to see when it was last updated. Skip to main content Open menu Close menu ), "Used this last week as a sub plan while I was gone, and it was a huge success!" '(0fi>P 2p51v&!1A/4,Mz{m1Mv-?VwH[;]n/;~Svg/O.>alkF:ic2u^jGnwe$i;RsaY`?K\C9d*,S:gj;%=&>` E endstream endobj 11 0 obj <>stream Laidre says that is because the ice is retreating earlier and there has been more open water in recent summers. Laidre and colleagues classified fatness on a scale of 1 to 5. A 2017 study in the journal Arctic indicated that eight hybrids had been born of a mother polar bear who mated with two grizzlies. Image of the Day Article #34 Hello Gastric Bypass, Goodbye Stomach. The model took into account the relationship between sea-ice availability and the bears body fat and variable litter sizes. "But they seem to be more common now," he said. The changes we document here are going to affect everyone around the globe.. Students will learn about studies that show that using Facebook and other social media correlate with decreased feelings of well-being. August 5, 2021. The hybrids retain features from both the species -- pizzlys are short-furred bears that are more capable of dealing with warmer temperatures compared to a grizzly. How this young Indigenous artist is taking inspiration from anime and manga to celebrate his own culture. In a sign the world is either evolving or ending, grizzly bears and polar bears are mating, and now pizzly or grolar bears, depending on your preference, are spreading across the Arctic. Thanks!" They hunt for seals by finding their dens or sitting next to gaps in the ice, waiting for the unsuspecting prey to pop up. Students will learn about morbid obesity and the two main types of bariatric procedures (restrictive methods and malabsorptive methods) that are used to treat this condition. As weve developed genomic methodologies, were finding that organisms are exchanging genes with other species, Arnold said. Polar bears are spending more time on land as Arctic ice diminishes, causing them to lose body weight and decline in numbers as they are unable to hunt for favored prey such as seals. These new animals, which carry the genes of polar bears, have been named "pizzly bears". Students can type in their answers directly in the Google Slides for paperless classrooms / distance learning. As rainbow trout meet and interbreed with dwindling cutthroat trout populations, the survival of cutthroat trout is at risk. Students will learn about lobotomies, why they were used, how they were performed, the people who helped develop the procedure (Antnio Egas Moniz, and Walter Freeman), the effect lobotomies had on patients and why the technique is no longer widely used to treat mental illnesses. But it will be hundreds of generations before we really see a new type of bear., US ceases efforts to end global trade of polar bear parts, Original reporting and incisive analysis, direct from the Guardian every morning. Article #17 Breathing and Peeing in Space. Life Interrelated ecological impacts of climate change on an apex predator. 0000035460 00000 n Flight Center, NASA Earth Observatory (2019, September 24). Hunter Didji Ishalook originally thought hed shot a small polar bear but he said it was a half-breed a position backed by several bear experts. Polar bears evolved from brown bears around 150,000 years ago and are now the largest land carnivores in the world, weighing up to 1,600lb (720kg). With climate change pushing polar bears toward the brink, nature has devised a new animal to help preserve the species the Pizzly Bear. 5 min read A hybrid polar-grizzly bear, known as a 'grolar' or 'pizzly' bear (Getty) Back in 2006, a strange polar bear was seen in the Northwest Territories of. The pizzly bear is the result of polar. They found that most bears follow the seasonal growth and recession of sea ice to end up on Baffin Island in the fall, when sea ice is usually at its lowest extent. You can also follow on Twitter at @WickedWeather1. Don't fear, get, Updated to Include a Distance Learning Option. Continue reading with a Scientific American subscription. This resource is very versatile and can be used for a variety of assignments like the following: (1) No prep sub plans that are easy to hand out and collect. Heat Though crossbreeding between Amazonian butterflies was not triggered by climate change, it is an example of hybridization that strengthens the survival abilities of a species. 0000018689 00000 n Only animals that were already generalized or able to adapt survived, lamented DeSantis. The . Climate change could mean the end for polar bears who rely on sea ice Experts found that the animals have not adapted to warming periods in the past They say polar bears have stuck with. docs, slides, etc.). Students will learn about human hermaphrodites, the etymology of the word hermaphrodite, the two major causes of human hermaphrodism (46XX/46XY chimeras, the SRY gene) and other organisms that are hermaphroditic. We've received your submission. Remote Sensing Water But Mr Servheen said not very much was known yet about these 'grolar' and 'pizzly' bears. Article highlights include: Carson's duel passions for writing and nature as a child; her academic achievements; taking a job with the U.S. Bureau of Fisheries to help support her family; her budding and acclaimed career as a writer; her concern for the widespread use of DDT and other pesticides; her need to make the public aware of the dangers of pesticides by writing a groundbreaking book called Silent Spring; her battle with intestinal and breast cancer during the four years it took to complete the book and how Silent Spring inspired a new young generation of environmental activists. The focus will be on the technologies that are used to constantly supply the crew with oxygen and that help get rid of liquid and solid waste in a microgravity environment. Paleontologist Larisa DeSantis told DailyMail.com: "This new type of bear is more resilient to climate change and better suited for warmer temperatures." Wenn Sie Ihre Auswahl anpassen mchten, klicken Sie auf Datenschutzeinstellungen verwalten. "Polar bears spend much of the winter on the ice and then when the ice goes out in the early summer, they tend to move onto land for a period of time, and then when the ice forms again in the fall, they go out on the ice again. Montanas Flathead Basin has long been a spawning haven for the westslope cutthroat trout. DeSantis deduced this by analyzing the skulls of 20 polar bears, some of which were 1,000 years old. Hybridization can increase genetic diversity in some cases, said Tallmon. 0000044917 00000 n The first one of its kind was spotted in 2006 and at the time it was considered to be a rare occurrence. SCIENCE READING ARTICLES (ALL CAN BE FOUND IN THE MEGA BUNDLE): Article #1 Why We Love and Hate Spicy Foods. Students will learn about sexual selection and how female mate choice has strongly influenced the physical and behavioral traits that have evolved in males. Grizzly bears found in Alaska and Canada appear to be moving north as their environment warms, bringing them into contact with polar bears located on the coastline. They will examine the composition of the gun powder which explodes to launch the firework into the air and examine the "stars" which are the metal salts that burn with various different colors when they are ignited within the firework. Grizzly bears and polar bears only diverged 500,000 to 600,000 years ago, so the two species can mate and produce viable offspring. However, some biologists disagree, saying that hybridization is natural and doesnt always produce negative results. This could be why they mated with grizzly bears, whose jaws are better equipped to eat plant tubers or scavenge carcasses when resources are scarce. Article #40 The Truth Behind Bottled Water. Pizzlies, at the end are a result of a massive climatic instability and this surely isnt the acceptable way to go ahead.
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