The Unexpected Opportunities of Global Warming November 20, 2014 If you are one of the few holdouts that refuse to believe the earth’s climate has changed in the recent past, take a look at the arctic. The Pola
Until spring comes, in March or April, these butterflies cling to the branches and trunks of the trees, enjoying temperatures between 10 and 16 degrees Celsius, protected from cold northerly winds. Their metabolism slows down in these low temperature, low oxygen conditions and they exhibit ...