Sediment discovery could save millions
New research tracking the movement of dredged sediment around Liverpool Bay could save millions of pounds, according to scientists at the National Oceanography Centre in Liverpool.
Final frontiers: The deep sea
With the global population now well over seven billion people there are few remaining parts of the world relatively untouched by human activity. We assess the current state and future prospects of five final ...
Rangitoto research prompts rethink of Auckland volcanoes
(Phys.org) —University of Auckland scientists have discovered that Rangitoto erupted not once or twice as previously believed, but multiple times over a period of 1,000 years, prompting a rethink of how Auckland volcanoes ...
Northern hemisphere summers warmest in 600 years (Update)
Harvard researchers are adding statistical nuance to our understanding of how modern and historical temperatures compare.
Diatoms explain release of CO2
(Phys.org) —Scientists have found unexpectedly high concentrations of opal, a mineral containing silicate, in marine sediments during the transition periods from ice ages to warm phases. The explanation ...
Rapid climate change and the role of the Southern Ocean
Scientists from Cardiff University and the University of Barcelona have discovered new clues about past rapid climate change.
CO2 at work during last global 'hot spell' but hardly alone
(Phys.org) —UC Santa Cruz ocean sciences professor Christina Ravelo is part of an international team that is using ocean floor sediment samples to compile data on past periods of global warming in order ...
Antarctic team digs deep to predict climate future
Nancy Bertler and her team took a freezer to the coldest place on Earth, endured weeks of primitive living and risked spending the winter in Antarctic darkness, to go get ice—ice that records our climate's ...
Nonnative salmon alter nitrification in Great Lakes tributaries
Nonnative species can affect the biogeochemistry of an ecosystem. For instance, Pacific salmon have been introduced as a sport fishery in many streams and lakes beyond their native range, but their introduction may be altering ...
Research points to abrupt and widespread climate shift in the Sahara 5,000 years ago
As recently as 5,000 years ago, the Sahara—today a vast desert in northern Africa, spanning more than 3.5 million square miles—was a verdant landscape, with sprawling vegetation and numerous lakes. Ancient ...
Liverpool Bay sediment discovery could save millions
New research tracking the movement of dredged sediment around Liverpool Bay could save millions of pounds, according to scientists.
Swiss dam fault kills thousands of trout
Thousands of trout were killed in Switzerland after technical trouble at a hydroelectric dam stemmed the water flow in a national park, the Swiss news agency ATS reported.
Notre Dame researcher is studying role small dams play in pollution control
Sometimes, little things can add up to a lot. In short, that's the message of a research study on small dams, streams and pollution by Steve Powers, a postdoctoral researcher at the University of Notre Dame's Environmental ...
Some microscopic marine organisms could adapt to climate change
Certain tiny, ocean-dwelling creatures called foraminifera can survive in conditions similar to those caused by ocean acidification, say scientists.