Posts Tagged ‘biodiversity’

Restored wetlands may never recover

UC BERKELEY (US) — Even after a century of restoration efforts, some wetlands are never able to return to their original natural state. Continue…

Friday, January 27, 2012 12:30 - 1 Comment

Science & Technology - Jan 23, 2012 12:41 - 0 Comments

Could stem cells save snow leopards?

MONASH U. (AUS) — Scientists have produced embryonic stem-like cells from the tissue of an adult snow leopard for the first time. (more…)

Science & Technology - Dec 19, 2011 17:06 - 1 Comment

Warm soil and hormones wake seedlings

U. WARWICK (UK) — Dormant seeds in the soil detect and respond to seasonal changes in soil temperature by changing their sensitivity to plant hormones, new research has found. (more…)

Science & Technology - Sep 29, 2011 11:36 - 0 Comments

In wet times, zebra help cattle bulk up

UC DAVIS (US) — African ranchers often prefer to keep wild grazers like zebra off the grasslands, but new research shows that in rainy seasons, grazing by wild animals may actually help cattle put on weight. (more…)

Earth & Environment - Sep 27, 2011 11:14 - 0 Comments

Biomass link to plant diversity questioned

IOWA STATE (US) — New research calls into question a decades-old theory about the relationship between how much biomass plant species produce and how many species can co-exist. (more…)

Earth & Environment - Sep 22, 2011 10:21 - 1 Comment

Worms keep the peace in ‘Spore Wars’

U. CARDIFF (UK) — Lice, millipedes, and worms act as woodland diplomats, ensuring the survival of weaker species of fungi that compete with stronger creatures for space and resources. (more…)

Accidental sea turtle deaths drop by 90%

DUKE (US) — The number of sea turtles accidentally caught and killed in fishing gear in United States coastal waters has declined by an estimated 90 percent since 1990. (more…)

Earth & Environment - Aug 11, 2011 11:53 - 3 Comments

In grasslands, every species matters

IOWA STATE (US) — A new analysis of plants in grassland ecosystems around the world suggests most of those plant species are important. (more…)

Earth & Environment - Jun 6, 2011 13:13 - 0 Comments

It’s alive! Extinct snail found in Alabama

U. MICHIGAN (US) — Using century-old reference specimens, scientists have discovered a freshwater limpet not seen for more than 60 years in a tributary in the heavily dammed Coosa River in Alabama. (more…)

Science & Technology - May 9, 2011 16:34 - 1 Comment

Communication gives fish a jolt

WASHINGTON U.-ST. LOUIS (US) — An African family of fish has a unique recognition tool—an electrical signal that is distinctive not only to species, but also to sex, dominance, and even to individual identity. (more…)

Earth & Environment - May 9, 2011 12:04 - 1 Comment

Farmers need to mix it up

IOWA STATE (US) — To reduce financial risk and improve sustainability, U.S. farmers need to plant a wider variety of crops and make better use of marginal land. (more…)

Earth & Environment - May 4, 2011 13:24 - 0 Comments

Why Amazon is hopping with treefrogs

STONY BROOK U. (US) — The intermingling of different treefrogs that lasted for more than 60 million years was instrumental in the biodiversity of trees, birds, and insects in the Amazon Basin. (more…)

Science & Technology - May 2, 2011 16:39 - 3 Comments

Biodiversity born of mass extinction

U. CHICAGO (US) — Fossils from more than 300 million years ago show that what was bad for fish was good for the fish’s food. (more…)

Earth & Environment - Apr 7, 2011 14:35 - 1 Comment

Biodiversity’s niche is pollution control

U. MICHIGAN (US) — In an environmental division of labor, streams that are biologically diverse do a better job cleaning up pollution than purer waterways. (more…)

Earth & Environment - Apr 6, 2011 15:38 - 2 Comments

Baby boom for Florida sea turtles

DUKE (US) — Conservation and recovery efforts are paying off for the endangered leatherback sea turtle in Florida where the number of nests has increased by 10.2 percent a year since 1979. (more…)

Earth & Environment - Mar 28, 2011 11:31 - 2 Comments

Regional voice a win-win for forests

U. MICHIGAN (US) — Forests are more economically and ecologically beneficial when local residents have a say in how they are managed. (more…)

Earth & Environment - Mar 16, 2011 12:03 - 0 Comments

California organic farms bear fruit

UC DAVIS (US) — California is home to 19 percent of all organic farms in the U.S., more than any other state, and accounts for 36 percent of the nation’s overall organic sales. (more…)

Earth & Environment - Mar 15, 2011 10:45 - 3 Comments

Game of life: Rock-paper-scissors

U. CHICAGO (US) — Ecological diversity—how thousands of similar species can co-exist in a single ecosystem—is at its core a massive rock-paper-scissors tournament. (more…)

Earth & Environment - Feb 9, 2011 15:35 - 0 Comments

Keeping tabs on turtle tough guys

STANFORD (US) — Leatherback turtles, that swim farther, dive deeper, and venture into colder waters than other marine turtle species, have seen a 90 percent drop in population in the eastern Pacific Ocean over the last 20-plus years. (more…)

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