News tagged with acacia tree
Gum arabic potential cure for Sudanese ills
Since he was 14, Al-Amin has tapped gum arabic, the resin of an acacia tree that thrives in Sudan's conflict states -- "manna" from heaven for some, a key ingredient in Coca-Cola for others.
Nov 25, 2011 |
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This beetle uses eggs as shields against wasps
(PhysOrg.com) -- New University of Arizona research has discovered that seed beetles from the desert Southwest shelter their broods from attacking parasitic wasps under a stack of dummy eggs.
Sep 14, 2011 |
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Africa's tree belt takes root in Senegal
An ambitious plan to build a vast forest belt straight across Africa to contain desertification has taken root in Senegal, greening huge tracts of land with drought-tolerant tree species.
Jun 20, 2011 |
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Scientists announce unique acacia tree's promise to revive African soils
Scientists said today at the 2nd World Congress of Agroforestry that a type of acacia tree with an unusual growth habit—unlike virtually all other trees—holds particular promise for farmers in Africa as a free source of nitrogen ...
Aug 24, 2009 |
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Search results for acacia tree
Nowhere to hide: Study finds future of Sumatran tigers threatened by human disturbances
Three of the world's subspecies of tigers are now extinct. A new study found that the Sumatran tiger subspecies is nearing extinction as a result of human activities, particularly the conversion of natural ...
Feb 29, 2012 |
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Out of Africa and Into the American Midwest
Grasses bend in the wind, their golden tips tracing arcs across fields that stretch toward the horizon. Sunwashed by a fading evening light, these reedy ballet dancers are central figures in savanna, an ecosystem ...
Jan 09, 2012 |
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New study finds 400,000 farmers in southern Africa using 'fertilizer trees' to improve food security
On a continent battered by weather extremes, famine and record food prices, new research released today from the World Agroforestry Centre documents an exciting new trend in which hundreds of thousands of poor farmers in ...
Oct 14, 2011 |
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Chile is more dangerous for Argentina than vice versa
Invasive plant species in Chile pose a higher threat to its neighbour, Argentina, than vice versa. This was concluded by scientists from the University of Concepción in Chile and the Helmholtz Centre ...
Jul 13, 2011 |
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Scientists find that evergreen agriculture boosts crop yields
A unique acacia known as a "fertilizer tree" has typically led to a doubling or tripling of maize yields in smallholder agriculture in Zambia and Malawi, according to evidence presented at a conference in the Hague today. ...
Nov 02, 2010 |
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The Joy of sets: For ants and trees, multiple partners are a boon
In the complex world of ant-plant partnerships, serial monogamy can help trees maximize their evolutionary fitness, a new University of Florida study shows.
Sep 21, 2010 |
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Ants take on Goliath role in protecting trees in the savanna from elephants
(PhysOrg.com) -- Ants are not out of their weight class when defending trees from the appetite of nature's heavyweight, the African elephant, a new University of Florida study finds.
Sep 02, 2010 |
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W. Africa's last giraffes make surprising comeback
(AP) -- A crisp African dawn is breaking overhead, and Zibo Mounkaila is on the back of a pickup truck bounding across a sparse landscape of rocky orange soil.
Nov 08, 2009 |
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Kenya's hippos hard hit by drought
Kenya's persistent and bruising drought is having a serious impact on the country's wildlife, one of its main tourist attractions, obliging the Kenya Wildlife Service (KWS) to feed hippos to keep them alive.
Aug 30, 2009 |
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Pakistan island puts wind-power to work
A tiny island of fishermen is light years ahead of the rest of Pakistan, powering homes and businesses with wind turbines -- protecting the environment and improving the quality of life.
Technology / Energy & Green Tech
Jul 30, 2009 |
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List of search results for acacia tree
