Arctic Sea Ice Extent Continues Trending Lower

Arctic Sea Ice Extent Continues Trending Lower

Arctic sea ice reached its annual maximum on March 21, 2014. Although the year wasn't extraordinary”the fifth lowest extent in 36 years of satellite records”the trend continues to be.

Researchers Scout for Elk with UAS Technology

Researchers Scout for Elk with UAS Technology

A survey over a section of public land near Mount Vernon, Wash., was a first-time trial run using an unmanned aircraft system to survey elk in dense, forested areas to estimate herd population.

Copernicus Masters Seeks Satellite Data Ideas

Copernicus Masters Seeks Satellite Data Ideas

The fourth annual Copernicus Masters competition is under way. Ideas for services, business concepts and applications based on satellite Earth observation data can be submitted until July 13.

Europe Lofts First Copernicus Environmental Satellite

Europe Lofts First Copernicus Environmental Satellite

The ability of European citizens, policymakers and service providers to routinely access key environmental data took a major step forward with the launch of the European Space Agency's Sentinel-1A satellite on April 3, 2014.

Keeping Satellite Sensors Honest

Keeping Satellite Sensors Honest

Satellite sensors start collecting data soon after launch, but it takes time”and work on the ground”to ensure those observations are accurate and meaningful.

New Pacific Island Consumes Its Neighbor

New Pacific Island Consumes Its Neighbor

In November 2013, a western Pacific Ocean seafloor volcano formed a new island 500 meters from existing Nishino-shima Island; four months later, they have combined to form one island.