BlogArena

General blog about anything and everything of everyday's life.

25. Aug 2019

May 21, 2013
by Guest Post
0 comments

A key to mass extinctions could boost food, biofuel production

Hydrogen sulfide, the pungent stuff often referred to as sewer gas, is a deadly substance implicated in several mass extinctions, including one at the end of the Permian period 251 million years ago that wiped out more than three-quarters of … Continue reading

March 2, 2012
by Guest Post
0 comments

Oceans Acidifying Faster Today Than in Past 300 Million Years

*Few parallels for today’s rapid ocean changes in geologic record* The oceans may be acidifying faster today than they did in the last 300 million years, according to scientists publishing a paper this week in the journal Science. “What we’re … Continue reading

January 26, 2012
by Guest Post
0 comments

Researchers Find Unprecedented, Man-Made Trends in Oceans Acidity

Nearly one-third of CO2 emissions due to human activities enters the world’s oceans. By reacting with seawater, CO2 increases the water’s acidity, which may significantly reduce the calcification rate of such marine organisms as corals and mollusks, resulting in the … Continue reading

January 11, 2012
by Guest Post
0 comments

Cosmetic Chemical Hinders Brain Development in Tadpoles

*A new study finds that low concentrations of the chemical methylisothiazolinone has subtle but measurable negative effects on the neural development of tadpoles. The chemical is found in some cosmetics, although the study does not provide any evidence that cosmetics … Continue reading

December 18, 2011
by Guest Post
0 comments

Novel Device Removes Heavy Metals From Water

*Engineers at Brown University have developed a system that cleanly and efficiently removes trace heavy metals from water. In experiments, the researchers showed the system reduced cadmium, copper, and nickel concentrations, returning contaminated water to near or below federally acceptable … Continue reading