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The 3 Reasons This Tree Has Lived 5000 Years

AdultsHistoryLifeNature...
Methuselah’s environment lacks nutrients, water, and oxygen. In other words, it’s the perfect place to grow very very old.

How Can We Store Renewable Energy?

AdultsConstructionScienceTechnology...
Decarbonizing our power production is vitally important if we want to curtail climate change, but there are some major logistical issues we’re going to have to overcome before we can do that.

Saving Wild Salmon Populations

AdultsAnimalsHistoryHuman...
In her film 'Salmon Reflection' Norwegian and Unangax̂ filmmaker Anna Hoover explores the effects of a changing world on the communities of Bristol Bay, one of the last surviving wild salmon ecosystems.

The Science Behind James Cameron’s Avatar

AdultsCreativityMediaTechnology...
James Cameron is diving into the deep: this time, into the oceans of an alien world. The director shares how Earth's oceans inspired The Way of Water—and his hope it will motivate viewers to protect our own planet.

Why Do We Release So Much Gas?

AdultsHistoryHumanScience...
The carbon dioxide we’re pumping into the air every day is causing unprecedented global warming and climate change.

Pet Shop Breakout Sparks Chameleon Invasion

AdultsHumanLifeNature...
When dozens of Jackson chameleons escaped a Hawaiian pet shop in 1972, they started to wreck havoc on the local ecosystem.

Why Water Dissolves (Almost) Everything

AdultsEducationEnvironmentScience...
Water can dissolve more substances than anything else on earth...so why doesn't it dissolve everything away?

Mineral Extraction: Crash Course Geography #44

AdultsConstructionHumanScience...
Today we're going to take a look at mineral extraction -- or the removal of rocks and minerals from the Earths' crust -- and examine how this human activity impacts all aspects of Geography.

The Freshwater Paradox

AdultsEducationLifeNature...
Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.

Protecting the Okavango Ecosystem | National Geographic

AdultsAnimalsLifeNature...
The Okavango Delta is one of the most diverse ecosystems on Earth. But threats of climate change and deforestation upstream are risking its delicate balance.

The Rain Shadow Effect

AdultsEnvironmentNatureWorld...
Here’s how mountains control the weather.

Can YOU Fix Climate Change?

AdultsEnvironmentHumanLife...
This video was supported by Gates Notes, the personal blog of Bill Gates, where he writes about global health, climate change, and more.

How Wildfires Generate "Never-Ending" Storms

AdultsEcologyEnvironmentNature...
Under the right conditions, wildfires can form clouds and generate firestorms, which last far longer than normal thunderstorms.

How Many People Did Nuclear Energy Kill? Nuclear Death Toll

AdultsEducationEnvironmentHistory...
Nuclear energy creates an uneasy feeling of danger for many people: ancient and dangerous minerals are concentrated to awaken seemingly unnatural powers, creating toxic elements that, if they escape, can and have killed people in horrible ways. How many people has nuclear energy killed and how?

Can we build a "perfect" forest? - Jean-François Bastin

AdultsHumanNatureScience...
How can trees help in the fight against climate change? Dig into the efforts to rebuild damaged ecosystems and reduce carbon emissions.

Slow Down With Snow Monkeys

AdultsAnimalsEnvironmentNature
Take 3 minutes and slow down with snow monkeys, with this extract from Mindful Escapes.

Is the weather actually becoming more extreme?

AdultsScienceWeatherWorld...
Explore the differences between weather and climate – what they are, how we predict them, and what those predictions can tell us.

The Fastest-Growing Plant In The World

AdultsEnvironmentGeneticsNature
Bamboo is the world’s fastest growing plant thanks to the cell elongation process it shares with all grasses and its unique cell wall layering adaptation, allowing it to shoot up to 100 ft (30m) in just 8 weeks.

What Mud From Glacial Lakes Can Tell Us About Our History | National Geographic

AdultsHistoryHumanScience...
See what challenges face a team of scientists gathering core sediment samples from a glacial lake in the Himalayas.

How To Turn Poop Into Power

AdultsAnimalsHumanScience...
We could generate a lot of usable energy from human and animal poop through greater adoption of a process for using microbes to break down poop into methane gas.

The Great Acceleration

AdultsPhysicsScienceWorld...
We’re in the middle of a rapid, unprecedented, and world-changing increase in the intensity and scale of human activity on this planet.