PBS
When Dinosaurs Chilled in the Arctic
All told, the Arctic in the Cretaceous Period was a rough place to live, especially in winter. And yet, the fossils of many kinds of dinosaurs have been discovered there. So how were they able to survive in this harsh environment?
TED Talks
TED: The tree-growing movement restoring Africa's vital landscapes | Wanjira Mathai
2023 Audacious Project grantee Wanjira Mathai is at the forefront of re-greening the planet. Through the forest restoration initiative Restore Local, she's working to help both Africa's people and its landscapes flourish. Learn more...
SciShow
Earth Is Losing its Roots
Roots do more than hold plants in place -- they hold the planet in place. They're an important defense against drought and climate change, and of course, our actions are changing them.
MinuteEarth
We're Oversalting Our Food, And It's Not What You Think
Want to learn more about the topic in this week's video? Here are some keywords/phrases to get your googling started: soil salinity - when soils have high salt levels that have adverse effects on plants
TED Talks
TED: What you need to know about carbon removal | Gabrielle Walker
What do woolly pigs have to do with climate change? They're part of a vital, ingenious and evolving strategy to take carbon out of the sky and store it safely -- in trees, soils, the ocean, buildings, rocks and deep underground. Every...
TED Talks
Joanne Chory: How supercharged plants could slow climate change
Plants are amazing machines -- for millions of years, they've taken carbon dioxide out of the air and stored it underground, keeping a crucial check on the global climate. Plant geneticist Joanne Chory is working to amplify this special...
TED Talks
TED: Why healthy soil matters now more than ever | Jane Zelikova
From nourishing our foods to storing massive amounts of carbon, soil is teeming with diverse microbial life that could slow global warming. Climate change scientist Jane Zelikova calls for agricultural practices that protect Earth's soil...
Crash Course
Why Does Jakarta Flood So Easily? Crash Course Geography
Today we're going to talk about how and why floods happen both in spite of, and because of, us. Specifically, we'll take a closer look at the island of Java, and its largest city, Jakarta, and explain the factors that lead to serious...
Crash Course
Ecological Succession: Change is Good - Crash Course Ecology
In the world of ecology, the only constant is change - but change can be good. Today Hank explains ecological succession and how ecological communities change over time to become beautiful, biodiverse mosaics.
TED Talks
Asmeret Asefaw Berhe: A climate change solution that's right under our feet
There's two times more carbon in the earth's soil than in all of its vegetation and the atmosphere -- combined. Biogeochemist Asmeret Asefaw Berhe dives into the science of soil and shares how we could use its awesome carbon-trapping...
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
What is Soil (and Why is it Important)?: Crash Course Geography
Soil brings together all four spheres of physical geography, and understanding soil composition is kind of like baking! So in today's episode, we're going to show you how to create the perfect soil cake, examine its different soil...
SciShow Kids
Why Different Soils Feel Different
Squeaks and Mister Brown do some experiments with soil, and learn all about why different soils feel different! Disciplinary Core Ideas: PS1.A: Structure and Properties of Matter - Matter can be described and classified by its observable...
SciShow Kids
Where Does Soil Come From?
Trees come from seeds, and birds come from eggs, but where does all the soil and dirt come from? Second Grade Next Generation Science Standards Disciplinary Core Ideas: ESS1.C: The History of Planet Earth - Some events happen very...
Crash Course
What is Physical Geography Crash Course Geography
Traditionally, geography is studied as two interconnected parts: physical geography and human geography. For the first half of this series, we will be focusing on physical geography, which is all about recognizing the characteristics of...
Bozeman Science
Soil and Soil Dynamics
In this video Paul Andersen explains how soils are formed and classified. Weathering of rock creates particles which are mixed with water, air, and organic material. Soils are classified according to particle size, chemical makeup, and...
Curated Video
Making Silicon Looking into Compounds and Making Silica
Silicon compounds | Silicates , earth crust |Natural occurance | Silica SiO2 | Polymorphism | Quartz | Japer |Onyz | Kieselguhr | Diatoms in sea |SiO2 preparation | oxidation of silica | orthosilisic acid Silicates, primarily composed of...
Curated Video
Inside the Fight to Save an Ancient Forest
The ancient forests of the Pacific Northwest are home to giant trees and many secrets, which science is just beginning to understand. But these forests are at risk of disappearing. In British Columbia on First Nations territory, a small...
Professor Dave Explains
The Terrestrial Environment
We just learned about the aquatic environment, so now let's head onto dry land! How did life initially get onto land? What can we learn about soil? What are the carbon, nitrogen, and phosphorus cycles? Let's check it all out!
Science ABC
Why Is Volcanic Soil So Fertile?
Volcanic soil, belongs to a category of soils known as andisols and is derived from both volcanic lava and volcanic ash, both of which are rich in certain key nutrients, such as iron, calcium, magnesium, sodium, potassium, phosphorous,...
US Department of Agriculture
USDA-ARS Scientists Study Carbon Sequestration
Two scientists with the USDA Agricultural Research Service in Lincoln, Nebraska join us via Zoom to update progress on carbon sequestration research.