There's a huge array of reusable options, from pads to pants to menstrual cups. Ana Santi explores which is the most sustainable and how safe they are.

Fossilized foraminifera, such as these embedded in Tanzanian limestone, reveal that polar warming during the Eocene, a greenhouse period that offers a glimpse of our potential future climate ...

Even an unheated greenhouse massively extends the growing season — meaning more flowers, fruit and vegetables filling up your garden over a much longer period.' So, are greenhouses worth it?

Agriculture produces a substantial amount of greenhouse gas emissions, which contribute greatly to global warming and climate change. Stable and radioisotopes can be used to develop technology ...

The ammonia could raise Mars' greenhouse gas level. The rocket engines could be able to move the asteroids 3 miles per second, for a period of ten years, before they shut down and allowed the ...

Since methane is a significantly more potent greenhouse gas than carbon dioxide, possessing a warming potential 84 times greater over a 25-year period, methane emissions undermine some of the ...