For much of the year, the salt pan is bone dry. But when the wet season brings abundant rains, the large, shallow basin becomes a temporary oasis.

Crater is 200 million years older than the previously oldest known crater.

Using a 22-year dataset of plant-caterpillar-parasitoid interactions collected within a patch of protected Costa Rican lowland Caribbean forest, scientists report declines in caterpillar and parasitoid diversity and density that are paralleled by losses in an important ecosystem service: biocontrol of herbivores by parasitoids.

Arctic sea ice cannot “quickly bounce back” if climate change causes it to melt, new research suggests.

Wildfires in south eastern Brazil produce airborne pollution that worsens air quality in major cities such as Sao Paulo – cancelling out efforts to improve the urban environment and posing health risks to citizens, according to a new study.

Scientists will have to drill at a depth of nearly 3km to retrieve some of the oldest ice that can tell us about the past and future of climate.

The work shows significant variations at the boundary between layers of the Earth.

Written accounts of Native Americans cultivating the land in New England overstate the importance of agriculture in the pre-contact period, according to a new study.

Increasing ignitions by people contribute to ‘new normal’ for U.S. wildfire characteristics.

Changing winds and more vegetation are probably contributing to the trend.