In the past 35 years, one third of large rivers in the United States have changed their dominant color, often due to sediments or algae.
Published Feb 26, 2021Less than a month after a destructive storm in January, another tropical cyclone aims at the East African nation.
Published Feb 19, 2021The fast-flowing river cuts through a snowy landscape as it flows toward Lake Ontario.
Published Feb 12, 2021The landscape has been transformed by the wettest rainy season since 2011.
Published Feb 16, 2021Spectacular patterns emerged as stormwater pooled on the salt crust of this ephemeral lake in Western Australia.
Published Feb 12, 2021Image of the Day Land Water Drought Fires Temperature Extremes