The number of monarch butterflies wintering in Mexico dropped by 27 percent this year, reversing last year's recovery from historically low numbers, according to a study by government and independent experts released Thursday.
Monarch butterflies have made a big comeback in their wintering grounds in Mexico, after suffering serious declines, experts said Friday.
Google on Saturday unveiled a cultural map of Brazil' Surui indigenous people, a digital tool that will help the Amazonian tribe share their vast knowledge of the forest and fight illegal logging.
In a vast hangar in a north German shipyard, environmental pressure group Greenpeace's latest weapon is nearing completion: the state-of-the-art Rainbow Warrior III.
Illegal logging and clearing of Brazil's Amazon rainforest increased 16 percent in the last year, the government said, in a setback to the aim of stopping destruction of the world's greatest forest by 2030.
Brazilian President Dilma Rousseff has vetoed nine articles of a new forestry code approved by Congress that environmentalists said would lead to further deforestation in the Amazon rainforest.
Florida's Everglades and Madagascar's tropical forest were added Friday to a list of imperiled world heritage sites by UNESCO officials who also registered lesser threats to Peru's Machu Picchu ruins and the Galapagos Islands.
Greenpeace unveiled a new weapon in its campaign against environmental destruction on Monday -- a 23 million euro ($33.4 million) ship dubbed the Rainbow Warrior III.
A tribe that calls the Amazon rainforest home is urging the Brazilian government to stop the illegal logging of its land, a watchdog said Friday.
Deep in the forests of Borneo island, workmen from an Indonesian timber company fell a tree with a chainsaw, stick a red tag with a serial number onto it and attach a corresponding stub to the stump.