Wildlife outfitters in Wyoming are hurting because of the declining moose population. They depend on big game hunters for their livelihood. These businesses typically blame the reintroduction of wolves to the area as well as the states exploding grizzly bear population for the moose decline. But a decade-long drought in the region may be to blame.
As the world's population tops 7 billion people, population experts are worried about inevitable increases in cars, computers, bigger homes and a drain on resources. In an effort to combat this, one California company is producing small, energy-efficient homes — some as tiny as 300 square feet.
Residents of the northeast are still coping with a weekend storm that was more trick than treat. Schools are closed and utility crews are working overtime to restore power in several states. More than 3 million people were without power immediately after the storm.
Solar energy is being suggested as one partial solution to the debt problems besetting Greece. Under the plan, Greece will use future revenues from its "Helios" solar energy project to pay back as much as $21 billion in debt. European leaders, especially the Germans (who will buy the bulk of this energy), like the idea. However, Greece must attract investors to install some 10 gigawatts of solar panels by 2050 to make it all happen.
Monday marks the symbolic arrival of a milestone in the world's population: 7 billion humans. And as the number of people grows, so does the need for infrastructure to support them, such as roads and schools. Both China and South Sudan have fast-growing populations, but the challenges the two countries face are vastly different.
From compost to mulch, fall leaves can be used to improve the health and ecological diversity of lawns. The National Audubon Society's Melissa Hopkins, who calls the leaves "free vitamins," has some tips on how to make the most of them.
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