We've received your submission. Article highlights include: explanation of the European Renaissance; Galileo convincing his father he should become a mathematician and physicist instead of a doctor, his invention of many interesting devices, observations of Kepler's supernova, his development of the telescope and its uses in his research, his discovery of the four largest moons of Jupiter, his discovery of the shadows of Saturn that supported the heliocentric model over the geocentric model, his persecution by the Inquisition of the Catholic Church due to his support of the heliocentric model, his recanting upon threat of torture and his imprisonment until death. Story by Kasha Patel. This science article / sub plan comes in two versions (with answer key): 1) easily printable PDFs, as well as 2) Google Slides for distance learning. (Thanks Shala R.), "My kids loved this, thanks!" With large-scale climate change, the question is: Are these hybrids more well-adapted? said Arnold. The event horizon and singularity is also explained as well as the classification of three types of black holes. 0000036276 00000 n For polar bears, the sea ice is a crucial platform for life. But as waters in the region warm, rainbow trout have swum up from the western lakes where they were introduced decades ago to cutthroat native grounds. My other classes were interested when they read my agenda. Students will learn about the differences in the three types of tears humans produce, the composition of these tears and their different purposes. They will learn about what characterizes each stage and the major hormones involved in each stage. They will learn about the conditions under which fossil fuels are created and what turns some organic remains into oil and natural gas, while other remains form coal. Land Article #37 The Chemistry of Fireworks Students will learn about the various components of a firework and their role in the function of the firework. Get more great resources from Wicked Weather Watch here and on its website at wickedweatherwatch.org.uk. Were All in for Arena Reel Star. But Mr Servheen said not very much was known yet about these 'grolar' and 'pizzly' bears. She found that while effective for hunting seals, these noggins elongated structure mightve prevented the predators from switching to new diets amid climate change. Each article spans two pages in total with 1 and 1/3. My students loved this topic and were engaged for the start. ECOLOGY Articles Bundle - 8 Articles for 28% OFF. 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. Stirling said grizzly bears have been showing up in the Canada's western Arctic as far north as Banks Island and Victoria Island in the province of Nunavut periodically for the past 50 years. Snow and Ice So-called "pizzly" bears were first spotted in the wild in 2006. 0000070665 00000 n Here's Why You Shouldn't Miss It! They will also learn about the negative environmental consequences of fossil fuel use (e.g. and the need to publish his findings because Alfred Russel Wallace began coming up with the same theory of evolution by natural selection. Conventional drilling versus fracking is compared. What is clear is that warming is increasing many opportunities for gene mixing. Cold case: Who murdered this man on Lookout Mountain? Get the Android Weather app from Google Play, Bankman-Fried might use flip phone under stricter, Armored combat team heading to league World Cup, Motorcyclist killed on I-70 in multi-vehicle crash, Avs fall to Stars 7-3 for 2nd loss in a row, Jokics triple-double lifts Nuggets over Grizzlies, Makar cleared to return from 2nd concussion protocol, Mercer has goal, 3 assists as Devils beat Avalanche, Racism case against Broncos, NFL going to court, Chucky doll in a dogs body: Chihuahua that went viral finds forever home, Best athletic wear for kids joining baseball and, How to watch all the Oscar-nominated movies in style, Best smart home devices for older users, according, In Britain, warm hubs emerge to beat soaring energy, Cant take statins? Article #23 Human Cyborgs vs. Bionic Humans. DeSantis deduced this by analyzing the skulls of 20 polar bears, some of which were 1,000 years old. Create your free account or Sign in to continue. 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. The pizzly bear is the result of polar bears and grizzly bears breeding, according to Larisa DeSantis, a biology professor at Vanderbilt University. Students will learn about the challenges of designing food for astronauts, the requirements that space food must meet (like taking up very little space and having a long shelf-life at room temperatures), the different categories of space foods, how different equipment must be made for eating a meal in microgravity environments, and why food in space doesn't taste as good as it would on Earth. 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. AEST = Australian Eastern Standard Time which is 10 hours ahead of GMT (Greenwich Mean Time), abc.net.au/news/grolar-pizzly-bears-climate-change-creating-hybrids/7428354, Help keep family & friends informed by sharing this article, These engineers break their silenceafterdecade of criticism over2011 Queensland flood handling, Tens of thousands of pigs and buffalo pegged for mass culls in Kakadu, in bid to curb feral animals, With Russian forces closing, Svyat rolled the dice in the last days before Bakhmut fell. 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. 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. Heat Climate change is bringing bear species that have mostly lived apart into mating proximity: The polar bear population in Canada's western Hudson Bay region is falling, partly due to the declining ice. Artificial selection is also discussed in contrast to natural selection. In a new study published in Ecological Applications, Laidre and her colleagues described how declining sea ice concentrations are affecting the behavior, health, and reproductive success of polar bears. ARTICLE SUMMARY: In this particular article, students will learn about how climate change is warming the Arctic and threatening the habitat of the polar bear. 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. Side effects of anabolic steroid use is also discussed. Article #38 Climate Change and Pizzly Bears. This gruesome tale will enthrall your students and teach them about animal adaptations and parasitism at the same time. 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. We dont know yet, but perhaps the intermediate skull of the pizzly could confer a biomechanical advantage.. 0000006024 00000 n How antibiotic resistance develops is also discussed. 4: Articles# 31-40 | Print & Distance Learning, SCIENCE Articles MEGA Bundle - 52 Articles, SCIENCE Articles Vol. This means that they are being filled with large quantities of environmental poisons, and that forms a threat to the polar bear's existence. Thanks!" Female polar bears are forced ashore up to two weeks earlier than in the early 1990s because of the early spring ice breakup. '33g;62.`| /Qs?A;Ol3RreAl>r{%,"i(V[&T-W5W.9E2(qP UZ. They will also learn about why dung beetles are important to ecosystems. The offspring share similarities in appearance with both parents. Gastric banding and gastric bypass are specifically examined. The combination of warmer temperatures and vegetation growth means there is more overlap between the species and Id expect that overlap to increase, Chris Servheen, a grizzly bear expert at the University of Montana, told the Guardian. 0000044917 00000 n 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. Sea ice concentrations have declined by 13 percent each decade since 1979 due to increasing global temperatures. 4 Bundle - 10 Articles, Article #10 Great Minds in Science - Rachel Carson, (All can be found in the Bundle of 18 Articles). This is a great extension activity for classes studying the digestive system or nutrition. The bears are "more resilient to climate change and better-suited for warmer temperatures," paleontologist Larisa DeSantis. (Thanks D'Niessa S.). "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. But some scientists say the two bear species are breeding more often because climate change is causing them to cross paths. "But as there's less and less ice, they're spending more and more time on land. The Weather. Thanks for contacting us. The other example is the dramatic change in the size of the giant insects of the prehistoric era to the much smaller ones we have today. Students will learn about alloys, how they are made, how steel and stainless steel are made and about Nitinol, the amazing superelastic alloy that makes up Ironman's suit. Fastest Charging On Any Nord Phone Ever & Other Reasons Why OnePlus Nord 2T Is Worth Every Penny! They will also learn about a planet in our Milky Way galaxy made up of at least one third diamond. Perhaps the most obvious way in which humanity is altering the natural world is through climate change. 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. On average, the bears are spending 30 more days on land now than they did in the 1990s. Specialists like the polar bear are at greater risk of extinction, especially if their habitat is literally melting away.. It also leads to cardiac muscle weakening as well as damages the optic nerves. Their findings show that the two bears split into distinct species around 1.5 million years ago, with the . Members of theHeliconiusbutterfly genus in the Amazon breed with other species within the genus and have developed more distinctive colors in the process. 0000011209 00000 n An odd-looking bear shot last week by a hunter in Nunavut has turned out to be a grizzly-polar bear hybrid a rare find that a researcher says is becoming more common. Students will learn about why tanning has become popular, the differences between UVA and UVB and how both cause a different type of tanning response in the skin and health consequences of each, and finally, students will learn about skin cancer with a focus on melanoma and risk factors for developing skin cancer. 2019 Arctic Sea Ice Minimum Is Second Lowest. Understanding how climate is different from weather is key to understanding the evidence that tells us climate change is happening. They will find out what type of reproductive advantages this gives the fish and what conditions trigger sex changes. Each article sub plan comes in two versions with full answer keys: 1) Easily printable PDFs, as well as 2) Google Slides. Polar bears are the largest bear species and are supremely adapted to their Arctic habitat, whether they are prowling the ice or swimming in the sea. Polar bears survive on seals found in sea . The two page format makes it economical for printing and provides a length that students willingly read and complete. How this young Indigenous artist is taking inspiration from anime and manga to celebrate his own culture. Weitere Informationen ber die Verwendung Ihrer personenbezogenen Daten finden Sie in unserer Datenschutzerklrung und unserer Cookie-Richtlinie. It's thought grizzlies and polar bears are struggling to cope with climate change but their hybrid is better adapted to warming. (2) In school suspension plans that are handy for those unexpected times. These hybrids, sometimes called pizzly bears or grolar bears, have been spotted in the wild as far. Image of the Day Sometimes, pregnant females dig in the sea ice to create maternity dens, where they give birth and take care of their cubs. A polar bear at a Berlin zoo in 2016. Combining the strengths of coyotes and wolves With climate change pushing polar bears toward the brink, nature has devised a new animal to help preserve the species the Pizzly Bear. ), "Used this last week as a sub plan while I was gone, and it was a huge success!" "Grizzly bears can be dangerous, but most of the time they stay away from people but the behavioural characteristics of these hybrids, we don't know anything about it and I suspect that's something that we won't know anything about for a long time.". Sea and Lake Ice, Image of the Day Mr Servheen said it was hard to know how many of the bears existed. So-called "pizzly" bears were first spotted in the wild in 2006. 2023 Scientific American, a Division of Springer Nature America, Inc. Discover world-changing science. 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. 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. In recent decades though, this critical habitat has been shrinking. 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. Grizzly bears, known for the distinctive hump on their shoulders, are normally solitary animals but come together to feed or to mate. Unfortunately, their highly specialized diet of blubber means they could soon go extinct a la the saber tooth tiger and other persnickety predators. %PDF-1.4 % Students will learn about the science behind the feeling of spiciness, what chemical compound creates this sensation, the way spiciness is measured, why the desire to eat spicy foods evolved and how to cure the pain of overly spicy food. Students will learn about two animals (green sea slug and yellow spotted salamander) that can photosynthesize due to symbiotic relationships with algae. Hybridization can increase genetic diversity in some cases, said Tallmon. Subscribe to Indiatimes and get handpicked updates based on your interests! Snow and Ice Remote Sensing 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. Observations made in captivity and a study conducted in the. As rainbow trout meet and interbreed with dwindling cutthroat trout populations, the survival of cutthroat trout is at risk. NASA Earth Observatory images by Joshua Stevens, using data courtesy of Kristin Laidre and Harry Stern at the University of Washington, and sea ice data from the National Snow & Ice Data Center (NSIDC). "The polar bear is the canary in the coalmine telling us how bad things are." In some sense,. correct answer and is guessing based on words that are used in the text. In 2006, Andrew Derocher was in the field with an Inuit hunter when a message crackled over the CB radio: A strange-looking bear had been shot a few miles away. Additional licenses can be purchased at a discount for others to use in your department. 2019 Arctic Sea Ice Minimum Is Second Lowest, NASA Goddard Space If the sea ice disappears, some may be successful but a lot wont be successful. Reported first by Thred, according to researchers, rising global temperatures has forced the two species to congregate together and this frequency has now risen considerably, resulting in more interbreeding. Interrelated ecological impacts of climate change on an apex predator. 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. A new study shows that polar bears are spending less time on sea ice, leading them to fast longer, become thinner and have fewer cubs. Article #12 Are Bed Bugs Keeping You Awake? Cub litter size was also affected by the body condition of the mothers and by sea-ice availability. 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. "You know, both species, they try and avoid humans and stay away from humans. 4 0 obj <> endobj xref Students can type in their answers directly in the Google Slides for paperless classrooms / distance learning. 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. Animals have been interbreeding for millennia. 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. 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. Evolutionary science demonstrates that Polar and Grizzly Bears are very closely related, mainly separated by color and location, though still considered separate species [4]. This is a great article to use around Valentine's Day if you don't need to use it for a sub plan.