News tagged with acidic environment

Sea urchins cope with rising CO2 levels

(Phys.org) —Increasing levels of carbon dioxide (CO2) in the atmosphere are causing oceans to become more acidic. This situation poses a threat to marine organisms with shells made of calcium carbonate, ...

Apr 09, 2013 report
3.5 / 5 (6) 18 | with audio podcast

Onion soaks up heavy metal, researchers find

Onion and garlic waste from the food industry could be used to mop up hazardous heavy metals, including arsenic, cadmium, iron, lead, mercury and tin in contaminated materials, according to a research paper published in the ...

Dec 10, 2012
5 / 5 (1) 0

The evolution of the mustards' spice

The tangy taste a mustard plant develops to discourage insect predators can be the difference between life and death for the plants. A new study has used this trait and its regional variations to conquer the difficult task ...

Aug 30, 2012
5 / 5 (2) 0 | with audio podcast

Scientists sound acid alarm for plankton

The microscopic organisms on which almost all life in the oceans depends could be even more vulnerable to increasingly acidic waters than scientists realised, according to a new study.

May 15, 2012
4.2 / 5 (10) 7 | with audio podcast