Researcher makes case for restoring wetlands on agricultural lands
(Phys.org) —New research by an Indiana University scientist reveals the value of restoring wetlands and riparian habitat on agricultural lands. The study is among the first to demonstrate the water quality benefits of converting ...
Plant geneticists demonstrate new means of boosting maize yields
A team of plant geneticists at Cold Spring Harbor Laboratory (CSHL) has successfully demonstrated what it describes as a "simple hypothesis" for making significant increases in yields for the maize plant.
The intensity of land use doubled in the 20th century
The growth of green plants – which can be measured in terms of "net primary production", or NPP for short – provides the energetic foundation for all life on earth. The share of NPP appropriated by humans (HANPP) through ...
Scientists probe Canadian sulfide ore to confirm microbial activity in seawater 2.7 billion years ago
An analysis of sulfide ore deposits from one of the world's richest base-metal mines confirms that oxygen levels were extremely low on Earth 2.7 billion years ago, but also shows that microbes were actively ...
Six degrees of separation? More like 4.74
Six Degrees of Kevin Bacon may be the name of the game but it takes less than that to connect any two users on Facebook.
Deep refuges 'can help save our reefs'
(Phys.org) —Marine scientists from Australia and the USA today called for global efforts to protect deeper coral reefs as insurance against the widespread destruction of shallow reefs and their fish stocks now taking place ...
UN warns of jellyfish 'vicious circle' in Med
The United Nations on Thursday warned overfishing in the Mediterranean was boosting jellyfish, which reduce stocks further and it called for jellyfish to be used in food, medicine and cosmetics.
Study shows how sea otters can reduce CO2 in the atmosphere
(Phys.org)—Can an abundance of sea otters help reverse a principal cause of global warming?
Large-scale edible insect farming needed to ensure global food security
The large-scale production of edible insects is unavoidable in order to continue feeding the ever-increasing global population and providing them with enough animal protein. Insect farming can be compared ...
Some plants in arid regions benefit from climate change, study finds
(Phys.org)—Dryland ecosystems cover 41% of the Earth's land surface. These ecosystems are highly vulnerable to global environmental change and desertification. But climate change seems to have a positive ...
Global warming brings crab threat to Antarctica
The sea floor around the West Antarctica peninsula could become invaded by a voracious king crab, which is on the march thanks to global warming, biologists reported on Wednesday.
Researchers report breakthrough on salt-tolerant durum wheat
A team of Australian scientists has bred salt tolerance into a variety of durum wheat that shows improved grain yield by 25% on salty soils.
'Sexual networks' reveal complex mating game
(Phys.org)—Social networks can be used to describe the sexual interactions in animal populations and reveal which individuals are directly competing in the 'mating game', according to new Oxford University ...
Amazon's online workforce not so anonymous after all
(Phys.org) —Most people assume that Amazon.com's massive online workforce is anonymous, but a study by researchers from The University of Texas at Austin and five other universities has uncovered a security vulnerability ...