Some features of this site are not compatible with your browser. Install Opera Mini to better experience this site.

Ozone Hole is Big, But Tempered by CFC Reductions

Ozone Hole is Big, But Tempered by CFC Reductions

The hole in the ozone layer over Antarctica was slightly above average size in 2018, but smaller than expected for the weather conditions.

Published Nov 13, 2018

Image of the Day Atmosphere Human Presence World of Change

World of Change: Padma River

World of Change: Padma River

One of the major rivers of Bangladesh has been growing in size, transforming in shape, and changing in location for decades. Each twist and zigzag of the river tells a different geologic story about the power of erosion.

Published Jul 31, 2018

Land Water Remote Sensing World of Change

2017 Was the Second Hottest Year on Record

2017 Was the Second Hottest Year on Record

Globally averaged temperatures were 0.90 degrees Celsius (1.62 degrees Fahrenheit) warmer than the long-term mean.

Published Jan 18, 2018

Image of the Day Heat Human Presence World of Change

Pine Island Iceberg Under the Midnight Sun

Pine Island Iceberg Under the Midnight Sun

Shadows from the iceberg fragments allowed scientists to estimate its thickness.

Published Dec 26, 2017

Image of the Day Water Snow and Ice World of Change Sea and Lake Ice

New Island Made of Tuff Stuff

New Island Made of Tuff Stuff

Hunga Tonga-Hunga Ha'apai is likely to persist for years, maybe decades.

Published Dec 11, 2017

Image of the Day Land Water World of Change