Bridges and Tunnels in Colorado Are Helping Animals Commute

The overpopulation of white-tailed deer is a conservation realization and an environmental disaster for the communities that harbor them. Hastings-on-Hudson, a progressive community, has opted for a humane birth control method PZP that is injected by darts into does. The method is successful for its non-lethal approach and the population growth has slowed, but as of yet has not significantly decreased.

The rate of roadway deaths in Sweden is at an international low due to an approach called Vision Zero. Now the country’s approach faces perhaps its stiffest test: the streets of New York City.

A second year of decline demonstrates that a project to reduce traffic fatalities works, said a safety advocate, who called on the mayor to expand the effort, termed Vision Zero, which lowers speed limits and raises enforcement.

Each year, close to three million dogs and cats are killed in shelters - in some cities more than 70 percent of the animals in shelters are euthanized. Target Zero is a program that works with fellow cities to spay and neuter animals and return them to the streets. Public complaints about animals have plummeted, and many shelters are well on their way to achieving a 'zero-kill' status.

Clogged with traffic, crippled by poor infrastructure – the capital is notoriously hard to navigate on foot. Enter Peatónito, the activist fighting for safer streets.

According to new Indian laws, if a Good Samaritan helps a road accident victim they should expect to be treated with respect by hospitals, the courts and the police.

There are only five northern white rhinos left in existence - all in captivity and unable to breed. Researchers work to identify the most valuable solution to rhino poaching in order to prevent the animal from going extinct.

Veterans who suffer from post traumatic stress disorder number about one-fourth of military personnel returning from Iraq and Afghanistan conflicts, roughly 500,000 veterans so far. Inmates in prisons nationwide train dogs as companions for these war veterans, providing a sense of healing for all.

A robust population of grizzly bears can be an indicator of healthy land; however, the bears also can destroy grain bins, consume vegetation, and kill livestock. Ranchers work with the Canadian government and local conservation groups to protect their resources with bear-proof grain bins and electric fences.

As a state with robust populations of wildlife, Montana has had its share of roadkill. Its Department of Transportation developed animal shelving, a type of wildlife crossing, to enable safe passage for small animals who need to cross the road. The measure, combined with other types of crossings, has reduced animal-vehicle collisions by half.