Levels of climate-warming methane — a greenhouse gas 25 times as potent as carbon dioxide — rose abruptly in Earth’s...
Articles by Deborah Zabarenko
Floods like those that inundated the U.S. Midwest are supposed to occur once every 500 years but this is the...
The Group of Eight major industrialized countries (G8) meeting next week in Japan cannot by themselves set effective long-term world...