The global climate effort of lowering down the temperatures can refrain the development of oil.

Perhaps most troubling for oil companies over the long term is the goal — agreed to last December by virtually every country in the world at a climate conference in Paris — of staving off a rise in average global temperatures of more than 2 degrees Celsius above preindustrial levels.

The majestic giraffe, the world’s tallest land mammal and a prime attraction at zoos worldwide, is threatened with extinction because of illegal hunting and a loss of its habitat, according to a report published on Thursday by an international monitoring group. The giraffe population has declined by 40 percent over the past three decades and now stands at about 97, 600, according to the findings by the International Union for the Conservation of Nature, which designates endangered species.