News tagged with remote sensing

Findings overturn old theory of phytoplankton growth, raise concerns for ocean productivity

A new study concludes that an old, fundamental and widely accepted theory of how and why phytoplankton bloom in the oceans is incorrect.

Space & Earth / Earth Sciences

created Jul 16, 2010 | popularity 4.4 / 5 (20) | comments 20 | with audio podcast

A revolutionary breakthrough in terahertz remote sensing

(PhysOrg.com) -- A major breakthrough in remote wave sensing by a team of Rensselaer Polytechnic Institute researchers opens the way for detecting hidden explosives, chemical, biological agents and illegal ...

Physics / Optics & Photonics

created Jul 11, 2010 | popularity 4.4 / 5 (14) | comments 9 | with audio podcast

Editor of Remote Sensing journal resigns citing review mistakes on climate model paper

(PhysOrg.com) -- Wolfgang Wagner, editor of the journal Remote Sensing, has resigned from his post after an internal review revealed that a paper published in his journal by climatic scientists Roy Spencer an ...

Space & Earth / Environment

created Sep 05, 2011 | popularity 4.2 / 5 (10) | comments 20 | with audio podcast report

Decades of research show massive Arctic ice cap is shrinking

Close to 50 years of data show the Devon Island ice cap, one of the largest ice masses in the Canadian High Arctic, is thinning and shrinking.

Space & Earth / Earth Sciences

created Apr 12, 2010 | popularity 3.6 / 5 (7) | comments 1

New Instrument Could Detect Hidden Aviation Hazards

(PhysOrg.com) -- While radar and other existing systems typically warn aircraft pilots of potential weather hazards during flight, they do not detect all possible atmospheric dangers.

Technology / Engineering

created Mar 03, 2009 | popularity 4.8 / 5 (5) | comments 0

Satellite looks down the eye of erupting Nabro Volcano

Wow! What an amazing and detailed top-down view of an active volcano! This is the Nabro Volcano, which has been erupting since June 12, 2011. It sits in an isolated region on the border between Eritrea and ...

Space & Earth / Earth Sciences

created Jun 28, 2011 | popularity 4.6 / 5 (5) | comments 0

Phobos slips past Jupiter (w/ video)

(PhysOrg.com) -- Earlier this month, ESA's Mars Express performed a special manoeuvre to observe an unusual alignment of Jupiter and the martian moon Phobos. The impressive images have now been processed into ...

Space & Earth / Space Exploration

created Jun 17, 2011 | popularity 5 / 5 (4) | comments 4 | with audio podcast

Satellite spies on tree-eating bugs

More than 150 years after a small Eurasian tree named tamarisk or saltcedar started taking over river banks throughout the U.S. Southwest, saltcedar leaf beetles were unleashed to defoliate the exotic invader.

Biology / Ecology

created Mar 10, 2009 | popularity 4.5 / 5 (4) | comments 0

Engineering Students Showcase Nextgen Robots During Research Expo

(PhysOrg.com) --  In the UCSD Coordinated Robotics Lab, mechanical engineering professor Tom Bewley and his students, have just released the latest generation of their Switchblade family of agile treaded vehicles.

Electronics / Robotics

created Apr 14, 2010 | popularity 5 / 5 (3) | comments 1

Curiosity Rover Grows by Leaps and Bounds

(PhysOrg.com) -- In one week, Curiosity grew by approximately 1 meter (3.5 feet) when spacecraft technicians and engineers attached the rover's neck and head (called the Remote Sensing Mast) to its body.

Space & Earth / Space Exploration

created Jul 26, 2010 | popularity 4.3 / 5 (3) | comments 0

A 'melted' moon makes for bad future landing sites

The miniature radio frequency (min-RF) radar instrument aboard the Lunar Reconnaissance Orbiter (LRO) is revealing some interesting things about how impact melts form around craters on the Moon. Impacts produce ...

Space & Earth / Space Exploration

created Mar 05, 2012 | popularity 5 / 5 (2) | comments 0

ESA's Envisat monitors oil spill

These ESA Envisat images capture the oil that is spilling into the Gulf of Mexico after a drilling rig exploded and sank off the coasts of Louisiana and Mississippi, USA, on 22 April.

Space & Earth / Earth Sciences

created Apr 27, 2010 | popularity 4.5 / 5 (2) | comments 0

Landsat 7 satellite shows tsunami effects in Sendai, Japan

Before and after images from the Landsat 7 satellite show the after effects of the tsunami that followed the 9.0 earthquake off of Japan's east coast last weekend. A side-by-side comparison reveals inland ...

Space & Earth / Earth Sciences

created Mar 18, 2011 | popularity 4.5 / 5 (2) | comments 0

Airborne ecologists help balance delicate African ecosystem

The African savanna is world famous for its wildlife, especially the iconic large herbivores such as elephants, zebras, and giraffes. But managing these ecosystems and balancing the interests of the large ...

Space & Earth / Environment

created Mar 02, 2009 | popularity 5 / 5 (1) | comments 0

Journal highlights forest service early warning system

A national early warning system designed to assist land managers in rapidly detecting threats to forest health is featured in the cover article of the October 2009 issue of Photogrammetric Engineering and Remote Sensing (PE&RS), ...

Space & Earth / Environment

created Dec 13, 2009 | popularity 5 / 5 (1) | comments 0