Population Ecology

STATES

29 Jul 2010

KARNATAKA: Post Karnataka ban, Centre to go into mining issues Taking exception to Karnataka Government's ban on iron ore exports, the Union Commerce Minister, Mr Anand Sharma, said a Group of Ministers, led by the Finance Minister, Mr Pranab Mukherjee, will decide on all mining ...

Crackdown in U.S. will bring cleaner air to Ontario

29 Jul 2010

— U.S. air quality regulators weren’t thinking about Canadian lungs when they tabled new rules earlier this month designed to put the squeeze on pollutant-spewing power plants.

Ear bones reveal spawning secrets of Lake Erie walleye

29 Jul 2010

Ecologists have long believed that fish tend to return to the same river where they hatched in order to spawn. But researchers at Ohio State University have determined that the old rule doesn't always apply -- not for Lake Erie walleye, at least. Using a statistical analysis of chemicals found in walleye ear bones, the researchers were able to calculate the percentage of walleye hatched in the ...