Studies Link Bee Decline to Insecticide Billion-dollar bees Bees pollinate the flowers that become fruits, nuts and vegetables. The work these insects do is worth about $18 billion a year to U.S. farmers. But honeybee colonies in the United States ha...
Study: Vitamin B12 Deficits in Older Adults Linked to Brain Decline...
Separate reports on U.S. consumer confidence and European economic sentiment added to the volatility in global markets Tuesday. In the U.S., consumer confidence fell to its lowest level in 16 months, while the European Union's index of economic senti...
Bat Populations Still in Decline Bats are an amazingly diverse group of flying mammals that can be found in virtually every corner of the world. Because they're mostly nocturnal and a few types feed on animal blood, bats have acquired a rather dark r...
By 2050, small fish could dominate(控制支配) the oceans because of the rapid decline of larger, predator fish. In a new report, the U.N. Food and Agriculture Organization finds that one-third of the worlds fisheries are overexploited, depleted or...
The British summer is extremely beautiful. Trees, flowers, birds and butterflies make the whole country like a big garden. However, many British people have noticed that butterflies have been gradually disappearing from this picturesque scenery durin...