Hydropower: Huge Source of Methane Emissions
Reservoirs and hydropower are often thought of as climate friendly because they don’t burn fossil fuels to produce electricity. But what if reservoirs that store water and produce electricity were among some of the world’s largest contributors of greenhouse gas emissions?
Massive Geographic Change May Have Triggered Rise in Sea Level and Explosion of Animal Life
New research suggests a major tectonic event may have triggered the rise in sea level and other environmental changes that accompanied the apparent burst of life, 530 million years ago during the Cambrian explosion.
That Sinking Feeling: Rising Sea Level Isn’t Cities’ Only Water Worry
Some of the world’s expanding coastal cities face a two-pronged threat involving water: excessive groundwater pumping can cause the ground below to sink at the same time that sea levels are rising.