Volcanic mountains

EARTH 2021: From extreme weather conditions to volcanic eruptions, these images highlight another year on our planet … | Weather blog

Land from another world

Extreme winter weather causes power outages in the United States

Texas and other central states set records for cold temperatures in a persistent blast of arctic air.

Break in Brunt

Two years after its fracture, an iceberg twice the size of Chicago broke away from an Antarctic pack ice.

Fagradalsfjall erupts in Iceland

The volcanic eruption on the Reykjanes Peninsula lit up the clouds from below. In three months, the lava flows covered about 3 square kilometers.

Exceptional heat hits the Pacific Northwest

In June 2021, all-time temperature records fell in several cities across the United States and Canada in a “historic and dangerous” heat wave.

The colors of the rivers are changing

Over the past 35 years, one-third of major rivers in the United States have changed dominant color, often due to sediment or algae. The images show a color change from 1986 to 2020 along the Rio Grande River in New Mexico.

Clouds over Sumatra

After crossing the Java Sea, humid air rises as it passes through the Indonesian mountains. This creates spectacular storm clouds and anvils.

Lake Mead drops to record high

The reservoir has fallen to its lowest level since filling in the 1930s.

Tidal swirls in the Sea of ​​Okhotsk

Strong tides create laminar and turbulent flow regimes in the waters off Russia’s far east.

Lava burns a path through La Palma

A slowly moving wall of basalt lava made its way through the communities of one of the Canary Islands.

A changed landscape in La Palma

Parts of the island now look more like a lunar landscape than a tropical paradise.

Fall for corn

More than a third of the world’s corn is grown in the United States. On this map, the yellow areas represent the land that was planted with corn in 2020. This image shows part of the Midwest region just as the corn harvest was drawing to a close in 2021.

First light of Landsat 9

NASA and USGS launched Landsat 9 in September 2021. The first images were ready within weeks.

Fall color in Japan

Momijiari, or “red leaf hunt”, can last until early December in southern parts of the country.

New ocean data is pouring in

Ocean surface data from the Sentinel-6 Michael Freilich mission became available to the public in June 2021. At the end of the year, the new satellite observed a moderate La Niña, visible as a level zone. below normal (blue) sea along and below the equator.

Eclipsed Antarctica

The only 2021 total solar eclipse was visible from Antarctica, where the Moon obscured the Sun for nearly two minutes.

The braided Paraná

Visit NASA’s Earth Observatory for more daily images of your home planet in 2022.

Video by Kathryn Hansen.