Method for building complex molecules helps fight cancer, protect crops _ and wins Nobel Prize

Trio wins Nobel for developing key chemistry tool

Study finds rise in temperatures due to climate change threatens rice production

Study says rising temperatures thwart rice growth

Hiroshima mayor, China environmentalists among Magsaysay winners, Asian version of Nobels

Hiroshima mayor, China activists win ‘Asian Nobel’

Countries that try to save environment will save, not lose, money, Gore says in Philippines

Gore: Saving climate will save, not lose, money

Scientists confirm that huge lizard discovered in the Philippines is new species

Giant lizard discovered in the Philippines

Moscow readies to power down as global warming warning event Earth Hour rolls round to Europe

Landmarks, cities worldwide unplug for Earth Hour

Sydney shuts off the lights to mark Earth Hour, amid pleas for deal on fighting global warming

Landmarks go dark, millions unplug for Earth Hour

Nearly 47,000 Filipinos move away from erupting Mayon volcano as clouds obscure crater

Most of 47,000 Filipinos safe from raging volcano

Philippine volcano rumbles louder, gets hotter; experts fear major eruption within days

Philippine volcano gets louder, could erupt soon

Philippine volcano gets louder and hotter, with major eruption possible within days

Philippine volcano gets louder, could blow up soon

Philippine volcano alert raised, major eruption possible within days, officials say

Major volcanic eruption feared in Philippines

3,000 more Filipinos forced to leave homes as Mayon volcano spills lava, shoots ash

More Filipinos leave homes as volcano spills lava

Mayon volcano in Philippines spews ash, lava as authorities move more than 30,000 residents

Philippine volcano rumbles with fresh explosions

Restive Mayon volcano in central Philippines oozes lava; thousands of residents moved

Mayon volcano in Philippines oozes lava; alert up