Cetaceans in hot water from climate change: Whales, dolphins and porpoises are facing increasing threats from climate change as sea temperatures change and food sources such as krill diminish, environmental group WWF said today. The group issued its report, Whales in hot water? together with the Whale and Dolphin Conservation Society (WDCS), ahead of the 59th meeting of the International Whaling Commission in Anchorage, Alaska from May 28-31. News.com.au

Can organic feed us all?: Having experienced firsthand the waste, power abuse and nepotism that malign the United Nations from within, I am not usually a fan of its conferences. I am, however, a big fan of organic produce and composting, so my interest was piqued earlier this month by news that the International Conference on Organic Agriculture and Food Security was being held in Rome, in connection with a meeting of the U.N. Food and Agriculture Organization (FAO) Committee on Food Security. Japan Times

New York cabs to go hybrid: The city’s fleet of yellow cabs will go entirely hybrid within five years, and all its vehicles for hire will have to meet new emissions and mileage standards by next year, Mayor Michael Bloomberg announced Tuesday. Today, there are just 375 fuel-efficient hybrid vehicles among the 13,000 taxis rolling on city streets. That number will increase to 1,000 by October 2008 and will grow by about 20% each year until 2012, when every yellow cab will be a hybrid. Wall Street Journal

Global warming blamed for Costa Rica frog die-offs: Global warming is the top suspect for the disappearance of 17 amphibian species from Costa Rican jungles, scientists said on Tuesday, warning monkey and reptile populations were also plummeting. Five of the amphibian species were found only in Costa Rica, meaning their disappearance from the country’s jungles spells extinction … Among the now-extinct species is the Golden Toad, named for its shimmering yellow color, and two varieties of Harlequin frog, identified by their black and green stripes. AlertNet

One in six continental mammal species at risk: Almost one in six species of mammals in Europe is facing extinction, according to research released today. Marine mammals in the seas surrounding the continent are even more at risk, with 22% in danger of being wiped out. The European Commission study, the first assessment of the risk faced by all continental mammals, also revealed that more than one-quarter (27%) of all animal populations in Europe were declining. Guardian