Recent droughts caused increases in emissions of carbon dioxide and harmful air pollutants from power generation in several western states as fossil fuels came online to replace hampered hydroelectric power. A new study quantifies the impact.
Why did the first big, complex organisms spring to life in deep, dark oceans where food was scarce? A new study finds great depths provided a stable, life-sustaining refuge from wild temperature swings in the shallows.
Volcanic carbon dioxide vents off the coast of Italy are rapidly acidifying nearby waters. This natural laboratory provides a crystal ball-view into potential future marine biodiversity impacts around the world.
Most areas of California farm country lack information about their groundwater use. Water managers responsible for putting aquifers on the path to sustainability now need to get the data to do the job.