Oxygen? In this economy?! Pffff.
New landforms on Earth could tell us about how ancient ones on Mars formed.
What was supposed to be one of the most pristine locations on Earth has now become a landfill.
While pollution is most felt locally, where its produced, some of it eventually winds up in remote locations proving to be a global hazard even places in the world where there isn’t any kind of fossil industry. For instance, a while ago I reported how 29% of San Francisco’s pollution comes from China – be you didn’t know that. Air