New data shows that CO2 levels have broken through 430 parts per million, an indication that human-caused global warming will ...

Ranging from September 2004 to December 2023, it spans multiple levels of the atmosphere from ground level up to the lower edge of space, about 110 kilometers above Earth's surface. The region ...

The positively charged oxygen ions left behind are heavier and want to sink down in Earth’s gravity. But the atmosphere wants to remain electrically neutral, keeping an equal balance between ...

The ESA has pledged that all of its missions will be "debris neutral" by 2030 ... called space debris— enter Earth's atmosphere every year, the National Environmental Satellite, Data, and ...