The physical processes that sculpt our Earth are dramatic — earthquakes, weather, volcanic eruptions, tectonic motions, climate change. Now, decades of research into the intricately intertwined system that links all oceans and freshwater, the atmosphere and our land is moving us forward toward a better understanding of our world. Here we watch it unfold.
Drought killed off inedible plants in Kruger National Park, making room for other plants that animals like to eat.
Mixtures of chemical pollutants may harm people and wildlife, even when each chemical is below its regulatory threshold.
Low oxygen areas are disappearing almost a month earlier than they did 30 years ago.
Researchers find that wildfires are responsible for up to 20 percent of water flowing in some Western U.S. streams.
Scientists identified the key gene that helps certain rice varieties keep their heads above water.