Collisions are a growing risk as space gets more crowded, and greenhouse gas emissions could make things worse. Greenhouse ...

If intelligent alien civilizations exist in space, it’s possible that we may ... distant worlds may be just as bad at managing their pollution as we are, and we may be able to spot their dirty ...

A new scheme backed by Google is going to start tracking emissions of the greenhouse gas from space – and make its ... pollutants that cause local air pollution but to be effective, any ...

This is "the first observational evidence that space activities are a very significant source of particulate pollution to the stratosphere," Slimane Bekki, an atmospheric scientist at the French ...

The researchers used space-based technology to consistently measure ammonia, which isn’t regularly monitored by state or federal agencies. “There are very few measurements of air pollution ...

Much of that light is directed or reflected upwards and is clearly visible from space.' Research undertaken in association with UNESCO found that light pollution visible from space has reduced by 28% ...

Earth’s climate is heating up faster than expected, and a major culprit is the changing behavior of clouds over oceans. As ...