A simple molecule in the atmosphere that acts as a "detergent" to breakdown methane and other greenhouse gases has been found to recycle itself to maintain a steady global presence in the face of rising emissions, according ...
Environment
Nov 30, 2018
7
344
The James Webb Space Telescope observed the exoplanet WASP-80 b as it passed in front of and behind its host star, revealing spectra indicative of an atmosphere containing methane gas and water vapor. While water vapor has ...
Planetary Sciences
Nov 22, 2023
1
472
Ocean sediments are a massive storehouse for the potent greenhouse gas methane.
Environment
Jan 17, 2018
0
167
Methane is a far more potent greenhouse gas than carbon dioxide, and it has a pronounced effect within first two decades of its presence in the atmosphere. In the recent international climate negotiations in Glasgow, abatement ...
Earth Sciences
Jan 10, 2022
11
266
(PhysOrg.com) -- The release of massive amounts of carbon from methane hydrate frozen under the seafloor 56 million years ago has been linked to the greatest change in global climate since a dinosaur-killing asteroid presumably ...
Earth Sciences
Nov 9, 2011
18
0
The presence of water on ancient Mars is a paradox. There's plenty of geographical evidence that rivers periodically flowed across the planet's surface. Yet in the time period when these waters are supposed to have run—three ...
Space Exploration
Jan 24, 2017
6
607
(PhysOrg.com) -- More than 13,000 years ago, millions of large mammals such as mammoths, mastodon, shrub-ox, bison, ground sloths and camels roamed the Americas and may have had profound influences on the environment according ...
Earth Sciences
May 23, 2010
19
0
Astronomers searching the atmospheres of alien worlds for gases that might be produced by life can't rely on the detection of just one type, such as oxygen, ozone, or methane, because in some cases these gases can be produced ...
Astronomy
Sep 11, 2014
4
0
An international team of researchers has discovered traces of methane in Martian meteorites, a possible clue in the search for life on the Red Planet.
Space Exploration
Jun 16, 2015
6
2218
(PhysOrg.com) -- Mars today is a world of cold and lonely deserts, apparently without life of any kind, at least on the surface. Worse still, it looks like Mars has been cold and dry for billions of years, with an atmosphere ...
Space Exploration
Jan 15, 2009
9
1
