2020 Tied for Warmest Year on Record

2020 Tied for Warmest Year on Record

Earth’s average temperature has risen more than 1.2°C (2°F) since the late 19th century.

Published Jan 14, 2021

Image of the Day Atmosphere Heat Remote Sensing World of Change Temperature Extremes

World of Change: Global Temperatures

World of Change: Global Temperatures

The average global temperature has increased by a little more than 1° Celsius (2° Fahrenheit) since 1880. Two-thirds of the warming has occurred since 1975.

Published Jan 29, 2020

Atmosphere Heat Land Water Human Presence World of Change

Spotting the Spotted Owl

Spotting the Spotted Owl

Scientists create maps of forest cover to understand where the composition and structure of Pacific Northwest forests are sufficient for the threatened species to nest and roost.

Published Jan 3, 2020

Life Human Presence World of Change

Assateague on the Move

Assateague on the Move

Assateague, Chincoteague, and Wallops provide a rare example of overlapping barrier islands. All of them are constantly in motion.

Published Oct 9, 2019

Image of the Day Land Water Human Presence World of Change

A Pulse of Water for Lake Powell

A Pulse of Water for Lake Powell

Heavy winter and spring snowfall provided much-needed meltwater, but the effects of long-term drought mean the lake is nowhere near its highs from the 1980s and 90s.

Published Oct 1, 2019

Image of the Day Water Human Presence World of Change