News tagged with plant diversity
Estimate of flowering plant species to be cut by 600,000
(PhysOrg.com) -- Scientists from the UK, US and elsewhere have been carrying out a comprehensive assessment of flowering plants and adjusting the estimate of their total number. The new estimate is that there ...
Sep 23, 2010 |
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Climate change models may underestimate extinctions
Predictions of the loss of animal and plant diversity around the world are common under models of future climate change. But a new study shows that because these climate models don't account for species competition ...
Jan 04, 2012 |
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Scientists find genes to tackle climate change in outback rice
(PhysOrg.com) -- University of Queensland scientists have discovered that an ancient relative of rice contains genes that could potentially save food crops from the devastating effects of global warming.
Dec 19, 2011 |
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Most plant species important in various and varying ecosystems: study
From the kinds that people sneeze at, to the kinds that have prickly seeds that stick to pant legs, there are many different types of plants in grasslands around the world.
Aug 10, 2011 |
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Succulent plants waited for cool, dry Earth to make their mark
The cactus, stalwart of the desert, has quite a story to tell about the evolution of plant communities found the world over.
May 03, 2011 |
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Islands in the sky: How isolated are mountain top plant populations?
Do mountain tops act as sky islands for species that live at high elevations? Are plant populations on these mountain tops isolated from one another because the valleys between them act as barriers, or can ...
Jan 21, 2011 |
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Extinctions, loss of habitat harm evolutionary diversity
A mathematically driven evolutionary snapshot of woody plants in four similar climates around the world has given scientists a fresh perspective on genetic diversity and threats posed by both extinctions and ...
Dec 16, 2010 |
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Species accumulate on Earth at slower rates than in the past: study
Computational biologists at the University of Pennsylvania say that species are still accumulating on Earth but at a slower rate than in the past.
Sep 29, 2010 |
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Tropical biodiversity is about the neighbors
Home to jaguars, harpy eagles and red-eyed tree frogs, tropical forests support some of the rarest species on the planet and are the most biodiverse ecosystems on land. Understanding why some species are common ...
Jun 25, 2010 |
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Dormant microbes promote diversity, serve environment: study
(PhysOrg.com) -- The ability of microbes, tiny organisms that do big jobs in our environment, to go dormant not only can save them from death and possible extinction but may also play a key role in promoting ...
Mar 19, 2010 |
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New research shows how mobile DNA survives -- and thrives -- in plants, animals
(PhysOrg.com) -- Bits of movable DNA called transposable elements or TEs fill up the genomes of plants and animals, but it has remained unclear how a genome can survive a rapid burst of hundreds, even thousands of new TE ...
Oct 21, 2009 |
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Plant species living in urban backyards are closer related to each other and live shorter than species in the countrysid
Cities in both, the US and Europe harbour more plant species than rural areas. However, plant species of urban areas are closer related to each other and often share similar functions. Consequently, urban ...
Apr 18, 2012 |
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Researchers develop new technique to assess diversity of plant species from afar
By analyzing vegetation information collected by satellites over time instead of for just one day, scientists in the Michigan State University Center for Systems Integration and Sustainability (CSIS) have ...
Mar 23, 2012 |
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Researcher tracks agricultural overuse of bug-killing technology
High corn prices are leading many growers to plant corn every year and to overuse pesticides and other bug-killing technology to maximize yields, researchers report. In many instances, pesticides are applied ...
Feb 29, 2012 |
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Indigenous peoples at forefront of climate change offer lessons on plant biodiversity
Humans are frequently blamed for deforestation and the destruction of environments, yet there are also examples of peoples and cultures around the world that have learned to manage and conserve the precious resources around ...
Feb 27, 2012 |
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