River levels tracked from space

The 4,300 kilometer Mekong River is a lifeline for Southeast Asia. If this mighty river system bursts its banks, flooding can affect the lives and livelihoods of millions of people. A new method developed by a team of researchers ...

Image: Alert, Canada

This Sentinel-1 radar composite image takes us to the northeastern tip of Ellesmere Island (lower-left), where the Nares Strait opens up into the Lincoln Sea in the Canadian Arctic.

July was Earth's hottest month in modern times: NOAA

Soaring temperatures worldwide made July the Earth's hottest month in modern times, setting a new high mark for global heat in 137 years of record-keeping, US government scientists said Wednesday.

The fourth dimension

Remote sensing techniques facilitate observations and monitoring of ground displacements. In particular, space-borne Differential Synthetic Aperture Radar Interferometry (DInSAR) allows accurate measurements of ground deformation ...

Eyeing climate change, satellites provide missing information

An international team of scientists led by Prof. Daniel Rosenfeld from The Hebrew University of Jerusalem found a way to measure missing critical information needed to quantify manmade responsibility for climate change.

Targeted action needed to protect waterbirds

(Phys.org) —Researchers from our Biodiversity Lab have identified specific areas around the world where conservation efforts could best be targeted to safeguard inland-breeding waterbirds.

First satellite detection of volcanogenic carbon monoxide

Measuring and tracking the gases that vent from an erupting volcano is a project wrought with potential dangers and difficulties. On the ground measurements place researchers in harm's way, as do airborne sampling surveys. ...

China's Changbaishan volcano showing signs of increased activity

Roughly 1,100 years ago, the Changbaishan volcano that lies along the border between northeastern China and North Korea erupted, sending pyroclastic flows dozens of kilometers and blasting a 5-kilometer (3-mile) wide chunk ...

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