At the same time, they are seeking to re-establish natural water flow to the Ten Thousand Islands National Wildlife refuge.

VOA: special.2010.09.21

Buckminster Fuller said humans are able, through planning and wise use of natural supplies, to feed and house themselves forever.

VOA: special.2010.05.30

Doctor Spock said his work was an effort to help parents trust their own natural abilities in caring for their children.

VOA: special.2009.03.15

Jane Goodall has said that it is often easy to feel upset about the destruction of the natural world.

VOA: special.2009.11.18

One sign of hope is a new way to make the natural defenses of mosquitoes resistant to the Plasmodium parasite.

VOA: special.2010.04.20

Farmers may not be able to prevent natural disasters, but they can at least try their best to reduce losses.

VOA: special.2010.02.09

"It's pretty natural. You kind of learn from each other, mom and baby, how it's all going to work.

VOA: special.2010.08.04

The project will help people understand the many threats to the natural environments where endangered plants and animals live.

VOA: special.2010.04.21

The Forest Service is protecting the area from too much human activity so it will return to its natural wild condition.

VOA: special.2009.07.20

Its aim is to guide the country's environmental policies and future laws to protect natural resources and ensure safe economic development.

VOA: special.2010.04.21

The ancestral Pueblo people used stone tools to widen the small natural openings in the face of the canyon walls.

VOA: special.2010.07.05

"There is something about that stretch that made me feel so much more vulnerable and susceptible and exposed to the natural conditions.

VOA: special.2011.03.23

The destruction of the chimp's natural environment led Miz Goodall to give her full attention to protection efforts.

VOA: special.2009.11.18

After her trips, Margaret Mead always returned to the American Museum of Natural History in New York City.

VOA: special.2010.01.17