In rural West Bengal, India, life is tenuous for millions of people. Desperate poverty, hunger and disease are a daily reality. To make matters worse, their water, laced with naturally occurring arsenic, is killing them. Thankfully, village-by-village, simple, locally developed solutions are making a change for the better by providing safe water and empowering communities.
Ancient African megadroughts may
have driven the evolution of humans and fishes, new research reveals. A
core extracted from Lake Malawi represents as much as 1.5 million years
of tropical Africa's past, and sheds light on the region’s climate and
ecological history.
Scientists are exploring another path for cutting emissions of carbon dioxide. Carbon capture and storage traps carbon dioxide after it is produced and injects it underground, pumping it down through wells, and dissolving it.
For the first time, geologists have extracted intact rock samples from 2 miles beneath the surface of the San Andreas Fault, the infamous rupture that runs 800 miles along the length of California.
S&S Directional Boring Ltd. recently used directional drilling and PVC pipe to replace an 11,000-foot corroded cast-iron water main for the City of Fort Wayne, Ind.
The most common source of arsenic contamination in ground water is the mobilization of naturally occurring arsenic on sediments. Given the right chemical conditions in the subsurface, arsenic can dissolve into ground water used for drinking water.
