Topic: ecology

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Save the salamanders, unsung heroes of the forest

In an effort to avoid a "salamandergeddon" in the United States, the extinction of entire species of salamanders and other amphibians by a fungal disease known as Bsal, the U.S. banned the import of more than 200 spec...

How do living things change their environments?

Think about your day, from when you wake up, to where you spend your day, to your bedtime routine at night. Crash Course Kids asks, "What pieces of it are a result of human intervention? Where did these pieces come fr...

Jane Goodall inspires kids at Berkeley’s Redwood Grove

For anyone who has admiration for trailblazing primatologist and conservationist Dr. Jane Goodall, these highlights of her October 13, 2015 appearance at Berkeley's University of California Botanical Garden will be a ...

Why is biodiversity so important? – TED Ed

Biodiversity, short for biological diversity, is the term we use for the variety of animals, plants, fungi, bacteria, and other intertwined life forms within any ecosystem... "from towering redwood trees to tiny, sing...

Millipedes – The First Land Animals – The Brain Scoop

Famous for their many legs, millipedes are arthropods that date back more than 420 million years. As detritivores, their vegetarian diet of leaf litter and other organic matter helps to keep our ecosystems in balance ...

How do firefighters combat and control wildfires?

It takes vehicles in the air, tools on the ground, highly trained hot shots, smoke jumpers, and helitack crews, and additional reinforcements of all kinds to combat wildfires. When "43,000 wildfires have burned more t...

Home Sweet Habitat & Food Webs – Crash Course Kids

Why isn't a polar bear happy in the desert? Why aren't spider monkeys essential in the Arctic? In this episode of Crash Course Kids, Sabrina Cruz explains how habitats provide animals with the air, food, water, shelte...

Gyrecraft – Transforming sea plastics into valuable objects

From Azusa Murakami and Alexander Groves of Studio Swine, this is Gyrecraft, a term that references the swirling gyres in which micro-plastics can be found, and scrimshaw craft, the now verboten pastime of whale tooth...

Deepwater Horizon oil spill – Where did the oil go?

In April of 2010, a BP Deepwater Oil rig in the Gulf of Mexico exploded, killing eleven workers and unleashing an unprecedented amount of sticky black crude into the gulf waters, beaches, wetlands, and surrounding eco...

The Story of Jane Goodall and Her Chimps (2010)

When Jane Goodall was a little girl in the 1930s, she was given a chimpanzee stuffed animal. A constant companion, it and the books she read (Dr. Dolittle and Tarzan novels) fueled her love for both chimps and the Afr...

Ocean sponges have incredible filtering power

Ocean sponges are fascinating multi-cellular animals that don't walk or swim. They eat by filter-feeding, straining the water around them to capture organic debris particles and microscopic life forms. How powerfu...

Deep Look: The Hidden Perils of Permafrost

When you put a permafrost core in a CT scanner and analyze the data, you're traveling back in time to answer important questions: What was buried deep within the frozen soil? How much of it is ice or plant matter? How...

Wangari Maathai – “I will be a hummingbird”

The Story of the Hummingbird, as told by celebrated Kenyan environmental activist, women's rights advocate, and 2004 Nobel Peace Prize Laureate Professor Wangari Maathai in this clip from Dirt! The Movie: We are co...

Why Do Rivers Curve? – MinuteEarth

"...All it takes to turn a straight stretch of river into a bendy one, is a little disturbance and a lot of time, and in nature there's plenty of both." In this Minute Earth episode, narrated by science writer Emily E...

ScienceTake: A Surprising Appetite for Dead Jellyfish

Marine scientists previously suspected that dead jellyfish were not a preferred choice of food for ocean floor scavengers, but a recently-recorded test using Helmet and Lion’s Mane jellyfish has prompted a rethinking ...

ScienceTake: Tagging Tiny Turtle Hatchlings

When sea turtle hatchlings emerge from their sand-covered eggs and scurry quickly toward the ocean, we know that, if they're lucky enough to avoid predators, they're helped forward on their journeys by the ocean curre...

Sea cucumbers are underwater vacuum cleaners

Join biologist Professor Ove Hoegh-Guldberg on the ocean sandy floor of Australia's Great Barrier Reef to witness an incredibly important ecological process: sea cucumbers pooping. Why is this so important? When se...

Feedback loops – How nature gets its rhythms

A grasshopper eats grass, a rat can eat the grasshopper, a snake may eat the rat, and a hawk will eat the snake. When these food chains interweave, they create a food web. Plants and animals (including humans) live, e...

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