A layer of charged particles, called the ionosphere, surrounds Earth, extending from about 50 to 400 miles above the surface of the planet. Disclaimer: AAAS and EurekAlert! are not responsible for ...

A misleading graphic circulating on social media understates man-made contributions to carbon dioxide (CO2) levels in the Earth’s atmosphere, overstates “natural” levels and downplays the ...

A Dec. 29, 2022, Facebook post (direct link, archive link) features a photosynthesis diagram ... this phenomenon traps heat within the Earth's atmosphere. The greenhouse effect contributes ...

Earth is the only planet of the three with an internal magnetic field, which protects its atmosphere from being whisked away from the solar wind. The diagram is not shown to scale. ESA The Earth's ...

In this diagram, the red lines represent the edges of the tectonic plates that make up the Earth's crust. For example, iron is mined from the Earth's crust in quarries. It is a finite resource ...

The Earth’s atmosphere is described as a fragile coat wrapping around the planet, comparable in scale to an apple’s skin protecting the fruit. For more than half a century, even before the ...