News tagged with natural populations

Fatal floods in Africa

When natural disasters claim human lives, it's important to determine whether the problem is geophysical or cultural. A new study shows that the large upswing in flood deaths in Africa over past decades is ...

Dec 16, 2010
4.5 / 5 (4) 2

Largest ever white-shouldered ibis count

A record-breaking 429 White-shouldered Ibis Pseudibis davisoni have just been recorded in Cambodia, making the known global population much larger than previously thought. With so many birds remaining in the wild the chance ...

Sep 14, 2010
not rated yet 0

Arctic oil: A boon for nest predators

A new study by the Wildlife Conservation Society, U.S. Fish and Wildlife Service, and other groups reveals how oil development in the Artic is impacting some bird populations by providing "subsidized housing" ...

Sep 08, 2009
not rated yet 0

Geography and history shape genetic differences in humans

New research indicates that natural selection may shape the human genome much more slowly than previously thought. Other factors -- the movements of humans within and among continents, the expansions and contractions of populations, ...

Jun 05, 2009
3.8 / 5 (4) 0

Biologists worry over increased turtle harvest

(AP) -- Surging demand for turtle meat in southeast Asia has prompted a huge jump in turtle harvesting, leading to concerns that populations of the reptiles could suffer permanent damage.

Mar 26, 2009
5 / 5 (1) 0

China fights gerbil plague with 'the pill'

Authorities in northwestern China have resorted to using a contraception-abortion pill to rein in a plague of gerbils which is threatening the local desert ecosystem, state media said Wednesday.

Mar 25, 2009
not rated yet 0

Wild bees can be effective pollinators

Over the past few years, honey bee keepers have experienced problems due to Colony Collapse Disorder (CCD), which has hurt honey bee populations, causing some growers of fruits, nuts and vegetables to wonder how their crops ...

Mar 24, 2009
5 / 5 (2) 0

Scientists explore hormone evolution

(PhysOrg.com) -- New research techniques on animals living in the wild are helping scientists test long-held ideas about the role of hormones in survival, according to comments by Professor of Biology Jan ...

Mar 03, 2009
not rated yet 1