Pollution controls help red spruce rebound from acid rain

The gray trunks of red spruce trees killed by acid rain once heavily scarred the mountain forests of the Northeast. Now those forests are mostly green, with the crowns of red spruce peeking out of the canopy and saplings ...

Fire near NM nuclear lab largest in state history

(AP) -- The threat of wildfire reaching the Los Alamos nuclear lab and the town that surrounds it eased as crews made progress under cloud cover and rain, but concerns turned Friday to lands held sacred by a Native American ...

Changes in subsistence hunting threaten local food security

Scientists with the Universidad San Francisco de Quito and WCS Ecuador Program publishing in the journal BioTropica say that subsistence hunting in Neotropical rain forests—the mainstay of local people as a source of protein ...

Marine research in the Brazilian rain forest

(Phys.org) -- Until recent decades the Atlantic Rainforest covered a large area of today’s Brazil from Amazonas to present-day Argentina. In the 1970s, after years of deforestation, this rain forest was almost completely ...

Biologists study rainforest host-plant associations

The widening of the Panama Canal currently underway has created a rare opportunity to study the insects that inhabit the plants of environmentally sensitive Central American rain forest habitats. Dr. Amy Berkov, Professor ...

Older is better for hunting dogs

(PhysOrg.com) -- Older dogs and male dogs are better hunting companions than younger dogs and female dogs says the author of a new study on the hunting ability and nutritional status of domestic dogs in lowland Nicaragua. ...

Lovelorn frogs bag closest crooner

What lures a lady frog to her lover? Good looks, the sound of his voice, the size of his pad or none of the above? After weighing up their options, female strawberry poison frogs (Oophaga pumilio) bag the closest crooner ...

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