Since its launch in February 2013, Landsat 8 has collected about 400 scenes of the Earth’s surface per day. Each of these scenes covers an area of about 185 by 185 kilometers (115 by 115 miles)—34,200 ...

Near infrared (NIR) light includes wavelengths between 700 and 1,100 nanometers. Water absorbs NIR, so these wavelengths are useful for discerning land-water boundaries that are not obvious in visible ...

Hello SEAT blog followers. I am Summer Ruper, and I would like to share with you a little bit of the ice coring adventure that begins well before the field team heads to Antarctica. Before we start ...

“GRACE gives you variations in the total water stored on and in the land,” confirms Rodell. “But in order to figure out whether those changes are happening in the ground water, soil moisture, snow, or ...

In October 2018, the Intergovernmental Panel on Climate Change (IPCC) released yet another sobering report about the planetary disruption happening because of all the carbon human activity puts into ...

Because understanding of some important effects driving sea level rise is too limited, this report does not assess the likelihood, nor provide a best estimate or an upper bound for sea level rise. The ...

For a chemical compound that shows up nearly everywhere on the planet, methane still surprises us. It is one of the most potent greenhouse gases, and yet the reasons for why and where it shows up are ...

In January 2016 in Kenya, the conditions were just right for an outbreak of Rift Valley fever. A strong El Niño on the other side of the world had brought higher temperatures and a wetter-than-normal ...

Satellite images are like maps: they are full of useful and interesting information, provided you have a key. They can show us how much a city has changed, how well our crops are growing, where a fire ...

It was the summer of 1990 and broiling hot in southwest Oman. The small group spread out their sleeping bags on a desert mesa, under the setting Sun. They had not planned on stopping here for the ...

Chances are, you have a camera near you as you read this—in the smart phone in your pocket or on the tablet or computer you’re using to view this page. Some of you might have a 35 mm film or digital ...

At least as far back as King David’s psalms and Isaiah’s prophecies, snow has been characterized as a symbol of purity. “Lawn [linen] as white as driven snow” was how Shakespeare once described it.