Bozeman Science
LS2C - Ecosystem Dynamics, Functioning and Resilience
In this video Paul Andersen explains how ecosystems respond to disruptions. Disruptions can cause changes in the number and variety of organisms. It can also lead to migration, extinction or even speciation. Ecosystems that have a higher...
SciShow
Plants Are Way Cooler Than We Give Them Credit For
Plants! If oxygen and good smells aren't enough for you, here's a collection of episodes that might win you over.
Crash Course Kids
Living Things Change
Have you ever heard of the Peppered Moth? It's a great example of how living things can change because their environment has changed. And it's not just them! There used to be giant insects roaming the world, but they got smaller through...
MinuteEarth
Why Biodiversity Is Good For The Economy
Research suggests that more diverse ecosystems are better for the bottom line.
SciShow
Why Scientists Dumped a Bunch of Dead Alligators in the Ocean
We still don't know a lot about the deep sea, but thanks to the help of three dead alligators, we know more about the diets of some of the creatures that live there.
Bozeman Science
Loss of Biodiversity
In this video Paul Andersen explains how biodiversity measures the variety of genes, species, and ecosystems on the planet. Biodiversity provides resources and ecosystem services for humans on the planet. He also explains how...
Bozeman Science
LS2A - Interdependent Relationships in Ecosystems
In this video Paul Andersen explains the important relationships that exist in ecosystems. He starts by delineating between organisms and their environment. He explains how food webs can be used to show energy and matter flow in a...
Bozeman Science
Biodiversity
Paul Andersen explains the importance of biodiversity. He starts by describing how biodiversity can be species, genetic or ecosystem diversity. He explains the importance of keystone species in an environment and gives two examples; the...
MinuteEarth
Is Soil Alive?
Soil doesn't seem like it's "alive", yet it functions like a living thing in lots of key ways.
SciShow
The High-Tech Future of Sustainable Fishing
We’ve gotten maybe too good at fishing, and as a result we’ve completely transformed the oceans. So what can we do to make fishing more sustainable and still enjoy our fish and chips?
Crash Course
What Are Ecosystems? Crash Course Geography
Today we're going to take a closer look at ecosystems -- which are communities of living organisms in an area interacting with their environment -- and how this relationship between the amount of energy a place receives and the movement...
Crash Course
Population Ecology: The Texas Mosquito Mystery - Crash Course Ecology
Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than...
SciShow
The Most Incredible Snowfall on Earth Occurs Deep Underwater
Deep in the ocean, fluffy bits of organic matter fall like snow. But this marine snow isn’t just pretty; it’s an essential part of our ocean food webs and our global climate!
SciShow
Great Pacific Garbage Patch
Hank tells us about the enormous concentrations of plastic debris floating around in the Pacific Ocean, why they're there and why they're a problem.
Crash Course
Conservation and Restoration Ecology: Crash Course Ecology
Hank wraps up the Crash Course on ecology by taking a look at the growing fields of conservation biology and restoration ecology, which use all the kung fu moves we've learned about in the past eleven weeks and apply them to protecting...
SciShow
Bleaching in the Great Barrier Reef, and a Zika Update
This week on SciShow news we have some very unfortunate reports from scientists concerning the Great Barrier Reef. However, scientists have also created a 3-D model of Zika Virus, which is one step towards finding out how it functions.
SciShow
Inside the Tiny Ecosystems Hiding in Glaciers
Glaciers might look like just lifeless frozen wastelands, but they are not! There are unique ecosystems hidden inside of them.
Bozeman Science
Ecosystem Change
Paul Andersen explains how ecosystems change over time. He starts by explaining how global climate change will impacts ecosystems around the planet. He then discusses how continental drift created climatic changes that impacted mammal...
SciShow
Climate Change
In which Hank details the five scariest things that will likely happen because of climate change.
Crash Course
Ecosystem Ecology: Links in the Chain - Crash Course Ecology
Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...
SciShow
3 Animals That Keep Their Whole Ecosystem Together
What do gray wolves, elephants, and parrotfish have in common? They're all keystone species, which means they have an especially large impact on their habitat. SciShow explores how these animals keep their ecosystems running.
Crash Course Kids
The Dirt on Decomposers
We've talked about food chains and how energy moves through an ecosystem, but let's take a step back and see how everything starts... and ends. Decomposers! This first series is based on 5th grade science. We're super excited and hope...