Latest science news in Earth & Climate
Video: Earth Day Turns 40
This year marks the 40th anniversary of Earth Day which has inspired awareness for the environment since 1970. CBSNews.com has created an informative animation to help explain its history.
How to be a better skier: Professor, students conduct research on the slopes
New research helps answer questions about how to be a better skier and have more fun in the process.
F.D.A. Is Urged to Set Maximum Levels of Salt in Food
The federal government should declare high levels of salt in supermarket and restaurant foods unsafe, a new report urged.
Katrina Storm Surge Led to Over 200 Onshore Releases of Petroleum and HazardousMaterials, Rivaling Exxon Valdez Oil Spill
First comprehensive review of Katrina releases of petroleum and hazardous materials.
Volcano flight risk hard to assess: experts
There's no easy answer about when it's safe to fly through a cloud of volcanic ash. But it'll be all too obvious if there's a wrong answer, experts say.
In pictures: Rock climbing polar bears
Polar bears have been photographed climbing cliffs while feeding on thick-billed murre eggs, in startling pictures released by scientists.
Landfill touted as 'environmental centre'
The company behind the proposed expansion of an Ottawa-area dump is pitching the new facility as a green "environmental centre," but local residents are concerned the approach would be only...
'Goldilocks Zone' may go colder than previously thought
(PhysOrg.com) -- The survival of life on Earth is possible only within a relatively narrow temperature range known as the "Goldilocks Zone," which ranges from around 0 to 100°C. In...
Bioethanol from waste
Hamish Curran, chief executive of TMO Renewables, on how happy bugs turn waste into ethanol
Clear skies ahead
A cloud expert writes on life without the contrailsIt was just before the second world war that "contrails" — condensation trails from aeroplanes, which are also known as vapour trails — started...
Where Will the Next Volcanic Disruption Hit?
The ash cloud that rose from a volcano in Iceland last week to halt air traffic in the U.K. and much of the rest of Europe appears to be easing...
Findings: Earth Day Challenge: 7 New Rules for the Environment
Is the middle-aged green movement ready to be revived by a new breed of environmentalist combining traditional green with blue-sky open-minded thinking?
Black or blue? Mulch color affects okra growth, yield
Plastic mulches have been used in vegetable production in the United States since the 1950s. Black plastic (polyethylene) mulch, which alters the plant's growing environment by generating warmer soil temperatures...
Online conferencing takes off as volcano grounds planes
The volcanic eruption that has halted air travel in Europe for days has people turning to online teleconferences to conduct matters from business deals to weddings.
EU climate chief calls for energy tax
BRUSSELS, April 19 (UPI) -- The European Union's top climate official called for an energy tax to boost the bloc's climate protection efforts.
Volcanic Ash Data Sought
Atmospheric Chemistry: Chemists launch research efforts to probe aerosols from Eyjafjallajokull's eruption.
Government unveils device for storing CO2
The CanCo2, a mobile unit for removing pollutants from factory emissions and purifying and compressing carbon dioxide for transportation and storage, was unveiled in Ottawa on Monday.
Observatory: Calculating Water Use, Direct and Indirect
Researchers are trying to create a tool for better assessing the impact on water use of decisions made up and down the industrial supply chain.
Global Update: Kenya: Pig Farmers Are Focus of Effort to Stop Spread of Parasite That Causes Epilepsy
A new program teaches farmers to tether or confine their pigs to keep them away from human waste.
In Deep Sea, Waves With a Familiar Curl
A finding that reveals the presence of a subtle new force helps to explain some of the nuances of planetary recycling and the provision of food to abyssal life.
'Project BudBurst' looks at climate change
BOULDER, Colo., April 19 (UPI) -- Scientists say data from a U.S. initiative called "Project BudBurst" suggest some plants are blooming unusually early, perhaps because of climate change.
On Ash and the Global Aviation Boom
A geoscientist weighs the odds of ash disruption in North America as an artist charts the aviation explosion.
Peruvian Mummies, Seashells Share Historical Climate Insight
Shells from mollusks presented to the dead during ancient funeral ceremonies are keys to helping a geologist gauge ocean movements near the Peruvian coast from as much as 13,000 years...
England may face more severe winters
READING, England, April 19 (UPI) -- British and German scientists say a link between low solar activity and Atlantic jet streams might explain Europe's colder than usual past winter.
Shampoo Forms Harmful Substance in Waste Water
Beware. Toiletries and other cleaning products contain ingredients that form cancer-causing contaminant in water, a new study has claimed.
World Bank report: East Asia energy shift
SINGAPORE, April 19 (UPI) -- East Asia can stabilize its greenhouse gas emissions by 2025 without sacrificing growth, a new World Bank report says.
Massive B.C. dam project approved
The B.C. government has approved a $6-billion plan to build a massive new hydroelectric dam on the Peace River, nearly 40 years ago after it was first proposed.
Geologists Drill into Antarctica and Find Troubling Signs for Ice Sheets' Future
ERICE, Italy--If you think of Earth's poles as fraternal twins, the Arctic has been the wild one in recent years, while the Antarctic has been a steady plodder. Withered by...