Nature and Environment - topics.info.com

It is important to recycle plastic bags. [©Shutterstock, 2010]

Learn about the history and environmental impact of plastic bags.
Plastic bags are a convenient way to carry purchases out of a store, but can have negative effects. Read about plastic bags and their history.

Choosing cloth or disposable diapers is a tricky issue for the environmentally concerned. [©Shutterstock, 2010]

Nature and Environment » Pollution

Are cloth diapers or disposable diapers better for the environment?

Find out if cloth or disposable diapers are better for the environment.

Many turtle species are endangered. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

Are turtles an endangered group?

Find out if turtles are an endangered group.

Salmon have interesting and complex life and reproductive cycles. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

What are the life stages of the salmon?

Learn about the life stages of the salmon and when salmon reproduce.

Rats multiply at rates that could result in over a million descendants in 18 months. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

Which rapidly breeding animal can have more than one million descendants over 18 months?

Learn which rapidly breeding animal can have more than one million descendants over 18 months.

Hippopotami are mammals that cannot jump. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

Which is the only mammal that cannot jump?

Discover which is the only mammal that cannot jump.

Horses are among the handful of animals that cannot vomit. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

Which animals can't vomit?

Discover which animals can't vomit.

Despite what appearance may tell us, polar bears actually have black skin beneath their transparent fur. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

What does polar bear skin look like beneath the fur?

Discover the surprising truth about polar bear skin and fur.

Bats, though reputed to only exit caves by flying to the left, actually use an internal sonar system to detect the direction where there is the most space. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

How do all bats exit caves?

Read on to learn about bat cave behavior.

The catfish has 20 times as many taste buds as humans. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

Which animal has the most tastebuds?

Discover which animal has the most taste buds.

Scientific evidence suggests that a snail can hibernate for up to six years. [©Shutterstock, 2010]

Nature and Environment » Animals and Wildlife

Which animal can sleep for three years?

Learn which animal can sleep for three years.