Some want restrictions to cut population growth and forestall ecological catastrophe.
Working with independent family planning organizations, women's groups on every continent and many governments, she and other increasingly powerful women in the United Nations system have turned the debate over how to cut population growth into a campaign for women's rights.
A clear-cut population structure was observed in the main ecological subgroups.
Cut local populations off from each other and each is more likely to disappear.
The work also shows that more studies should be conducted prior to release that address whether biocontrol agents actually cut plant populations, he says.
From 1987 to 1994, Iran cut its population growth rate by half, an impressive achievement.
The post-disaster exodus inland has cut its population from 4,300 to less than 1,000.
Some environmentalists contend that overfishing in recent decades has cut the population by 90 percent.
"Since I've been president, we've worked responsibly to cut the population of Gitmo in half.
So the accord will essentially allow the state to cut the population outside parks by more than half, environmentalists say.
