Life

Greening Landscape Changes Air Flow
Image

Greening Landscape Changes Air Flow

Global warming would be worse were it not for extra vegetation that changes how and where heat builds up across the landscape.

Published Mar 10, 2021

Image of the Day Land Life Remote Sensing

Tournament Earth: Astronaut Photography
Article

Tournament Earth: Astronaut Photography

It's the final countdown: Vote for the champion today.

Published Mar 8, 2021

Atmosphere Land Life Water Human Presence Remote Sensing

Vegetation
Global Maps

Vegetation

Greenness is an important indicator of health for forests, grasslands, and farms. The greenness of a landscape, or vegetation index, depends on the number and type of plants, how leafy they are, and how healthy they are.

Mar 2000 — Feb 2021

Land Life

Chlorophyll
Global Maps

Chlorophyll

Chlorophyll is used by algae and other phytoplankton--the grass of the sea--to convert sunlight and carbon dioxide into sugars. These maps show chlorophyll concentrations in the ocean, revealing where phytoplankton are thriving.

Jul 2002 — Jan 2021

Life Water

Sands and Mats at Padre Island
Image

Sands and Mats at Padre Island

The barrier island in Texas has much to teach about barrier islands and Martian life.

Published Jan 31, 2021

Image of the Day Land Life Water