Arctic tundra now emits planet-warming pollution, federal report finds
Arctic tundra, which has stored carbon for thousands of years, has now become a source of planet-warming pollution.
Striving for a sustainable Lifestyle
For years, testing of the tap water in an upscale Detroit suburb showed the city was in the clear. Then residents got a notice seemingly out of the blue: Their water could be contaminated with elevated levels of lead.
A regime change of almost unimaginable scale has taken place in the natural world, reflecting humanity’s vast and growing dominance over one of our planet’s most vital resources: freshwater. In what researchers say is the first global survey of human…