News tagged with population size
Why New York City is average: Researchers want to improve how we determine urban exceptionality?
Think New York is an exceptional city? It's not. The Big Apple is just about average for a city of its size. However, San Francisco is exceptional. Its inhabitants are wealthier, more productive, more innovative, and subject ...
Other Sciences / Social Sciences
Nov 10, 2010 |
4.8 / 5 (5) |
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Population trends: Another influence on climate change
Changes in population growth and composition, including aging and urbanization, could significantly affect global emissions of carbon dioxide over the next 40 years, according to a new study out next week.
Oct 11, 2010 |
3.8 / 5 (4) |
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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 |
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'Ribbit Radio' shows frog population estimates are likely flawed
Scientists track amphibian populations because these animals are sensitive to changes in their environment and can serve as "canaries in the coal mine" to give researchers early warnings about pollution or ...
Aug 02, 2010 |
3.5 / 5 (2) |
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Climate change causes larger, more plentiful marmots, study shows
This week, one of the world's foremost scientific journals will publish results of a decades-long research project founded at the University of Kansas showing that mountain rodents called marmots are growing ...
Jul 21, 2010 |
3.5 / 5 (11) |
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Isolation a threat to Great Barrier Reef fish
(PhysOrg.com) -- At first glance it may seem like a good idea to be a fish living the quiet life on a small and isolated reef.
Jul 06, 2010 |
5 / 5 (1) |
1
Study pins factors behind geography of human disease
If your home region has a hot, wet climate and a lot of different kinds of birds and mammals living in it, there's a really good chance the region will also contain numerous kinds of pathogens that cause human diseases.
Apr 16, 2010 |
2 / 5 (1) |
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Animals cope with climate change at the dinner table
Some animals, it seems, are going on a diet, while others have expanding waistlines.
Feb 09, 2010 |
1 / 5 (1) |
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Abundance of a look-alike species clouds population status of a million dollar fish
The prized white marlin, sought by anglers in million dollar prize tournaments and captured incidentally in commercial fisheries, is among the most overfished marine species under international management and the subject ...
Dec 10, 2009 |
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French male bears in immediate need of more females
The population of brown bears (Ursus arctos) in France is now so small that the species might become extinct in the near future. However, there is new hope in the form of new research published October 28 in the open-access, peer-r ...
Oct 27, 2009 |
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Buried Coins Key to Roman Population Mystery?
(PhysOrg.com) -- The first century BC in Italy was culturally a brilliant age, unequaled by any other period in Roman history. It was a time of Cicero, Caesar, Vergil, Horace and many other major literary ...
Oct 05, 2009 |
3.5 / 5 (14) |
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Study finds human population expanded during late Stone Age
Genetic evidence is revealing that human populations began to expand in size in Africa during the Late Stone Age approximately 40,000 years ago. A research team led by Michael F. Hammer (Arizona Research Laboratory's Division ...
Jul 29, 2009 |
4.3 / 5 (3) |
5
Seals quickly respond to gain and loss of habitat under climate change
Southern Elephant seals responded rapidly to climate and habitat change and established a new breeding site thousands of kilometres from existing breeding grounds, according to new research.
Jul 10, 2009 |
4 / 5 (2) |
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High population density triggers cultural explosions
Increasing population density, rather than boosts in human brain power, appears to have catalysed the emergence of modern human behaviour, according to a new study by UCL (University College London) scientists published in ...
Other Sciences / Social Sciences
Jun 04, 2009 |
4.8 / 5 (8) |
3
New analysis shows 'hobbits' couldn't hustle
A detailed analysis of the feet of Homo floresiensis—the miniature hominins who lived on a remote island in eastern Indonesia until 18,000 years ago -- may help settle a question hotly debated among paleontologists: how si ...
Other Sciences / Archaeology & Fossils
May 06, 2009 |
4.7 / 5 (13) |
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