SciShow
To Save Sinking Cities, Just Add Water
It's more than climate change putting coastal cities at risk of catastrophic flooding. Subsidence, or sinking, affects cities as they pump out groundwater to use. The solution might be as simple as putting it back.
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
Curated Video
Denitrification
The process by which nitrate compounds in the soil are converted to free nitrogen in the atmosphere. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Metamorphism
The transformation of rocks beneath the Earth's surface through heat and pressure, and the presence of dissolved minerals in hot groundwater. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Getty Images
Fracking and Thunderheads HD
Men work on a Fracking Rig as thunderheads build in the background. HD 1080
Getty Images
Protesters Listen to Speeches Against Fracking
Protesters Listen to Speeches Against Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Environmentalists Protest Fracking
Environmentalists Protest Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Environmentalists March in Slow Motion
Environmentalists March in Slow Motion at Rally Against Fracking at the US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Demonstrators March Against Fracking
Demonstrators March Against Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Environmentalists with Anti-Fracking Banner
Environmentalists with Anti-Fracking Banner at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Protestors March Against Fracking
Protestors March Against Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Anti-Fracking Sign at Rally
Anti-Fracking Sign at Rally at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Environmentalists Hold Signs While Watching Speech
Environmentalists Hold Signs While Watching Speech at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Protesters Take Aim at Governor Cuomo
Protesters Take Aim at Governor Cuomo at Anti-Fracking Rally at the US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)
Getty Images
Fracking Sunlight
Fracking Rig stands tall as native grasses sway and clouds play as the sunsets.
Getty Images
Demonstrators Rally Against Fracking
Demonstrators Rally Against Fracking at US Capitol on July 28, 2012 in Washington, DC (Footage by Getty Images)