Since the first planet orbiting a star other than the sun was discovered in 1995, we have realized that planets and planetary systems are more diverse than we ever imagined. Such distant worlds—exoplanets—give us the ...
Astronomy
Nov 27, 2022
0
123
Scientists have created molecular cages within a polymer to trap harmful sulphur dioxide pollution in order to transform it into useful compounds and reduce waste and emissions.
Materials Science
Oct 19, 2019
2
479
Stratospheric aerosol geoengineering is the idea that adding a layer of aerosol particles to the upper atmosphere can reduce climate changes caused by greenhouse gases such as carbon dioxide.
Environment
Mar 19, 2020
45
784
Air pollution in Athens has surged in recent days because of people choosing wood over more expensive fuels to heat their homes in the grips of a continuing economic crisis, the environment ministry said Friday.
Environment
Dec 28, 2012
30
0
The saying goes that the Taj Mahal is pinkish in the morning, milky white in the evening, and golden when the moon shines. Though this may once have been true for the famously pristine marble monument, a mixture of pollution ...
Environment
Aug 10, 2018
0
6
The same phenomenon recurs every year. During the dry season, in winter, burning fossil fuels and biomass in South Asia creates a huge pollution haze: the Atmospheric Brown Cloud. How and why it disappears as soon as the ...
Earth Sciences
Jun 20, 2018
0
60
As part of the international CLOUD project at the nuclear research center CERN, researchers at PSI have identified so-called sesquiterpenes—gaseous hydrocarbons that are released by plants—as being a major factor in cloud ...
Earth Sciences
Sep 8, 2023
2
234
According to the theory, small clusters of molecules in the atmosphere have difficulty growing large enough to act as "cloud condensation nuclei" on which water droplets can gather to make our familiar low-altitude clouds. ...
Astronomy
Sep 4, 2013
8
0
China has passed a law that levies taxes on pollution, but ignores carbon dioxide, one of the major contributors to global warming, according to the web site of the country's highest legislative body.
Environment
Dec 26, 2016
4
263
Volcanoes, colliding and spreading continental and oceanic plates, and other phenomena re-studied with innovative high-tech tools, provide important fresh insights to Earth's innermost workings, scientists say.
Earth Sciences
Oct 1, 2019
2
33
