EarthStripy ponds in the Utah desert help green the bone-dry landMulticoloured patchwork ponds in this desert play a key part in tapping sources of potassium chloride, a vital fertiliserRegulars
EarthSea snakes are turning black in response to industrial pollution Indo-Pacific sea snakes living in polluted waters near industrial areas have darker bodies – perhaps because pollutants bind better to their dark skin pigment News