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Tag: Tim Radford


Social Conscience Is Key to Cutting Household Energy

Researchers in Los Angeles find that advertising the prospect of saving money is not the most powerful way to persuade people to reduce the electricity they use.

Posted on Jan 25, 2015 READ MORE



No Prospect of Relief From Constant Nuclear Headache

Keeping nuclear waste safe costs billions of dollars a year, but what to do with it in the long-term is still no nearer being resolved.

Posted on Jan 24, 2015 READ MORE



Scientists Say Rise in Sea Levels Is Faster Than Feared

Harvard researchers find that there has been an almost threefold annual increase in global sea levels over the last quarter of a century.

Posted on Jan 22, 2015 READ MORE



Record Temperatures Underline Danger to Planet

As statistics confirm that 2014 was the hottest year ever recorded, leading scientists say climate change trends are dominated by human emissions of greenhouse gases.

Posted on Jan 21, 2015 READ MORE



The World We are Shaping Is Feeling the Strain

The world risks being destabilised by human activity, scientists report, most of it the work of a wealthy minority of us.

Posted on Jan 16, 2015 READ MORE



Higher Social Costs Bolster Case for Emissions Curbs

Scientists in the U.S. estimate that economic damage caused by CO2 could be six times higher than the figure used to guide current energy regulations.

Posted on Jan 15, 2015 READ MORE



Trapped Methane Escapes as Pacific Depths Warm Up

Oceanographers in the U.S. warn that volumes of methane equivalent to a major oil spill are rising to the surface each year as warmer waters heat the frozen ocean bed.

Posted on Jan 11, 2015 READ MORE



Ocean Warming Speeds Up Cycle of Climate Change

British and German scientists have identified another consequence of global warming that is likely to accelerate climate change still further.

Posted on Jan 9, 2015 READ MORE



U.S. Coastal Cities Warned of Daily High Tide Floods

Scientists report that many cities near the coasts of the U.S. should prepare for daily flooding at high tide by mid-century because of rising sea levels.

Posted on Jan 5, 2015 READ MORE



U.S. Must Face Up to the Dark Side of Climate Change

As global temperatures rise, scientists warn that more cities in the U.S. face the threat of power blackouts caused by fierce and frequent hurricanes.

Posted on Jan 1, 2015 READ MORE



Satellite Provides Sharper Picture of Shrinking Ice Sheet

The most detailed study yet of the Greenland ice sheet illustrates the complex process that is causing billions of metric tons to melt ever year.

Posted on Dec 27, 2014 READ MORE



Climate’s Impact on Agriculture Could Lead to Calamity

Widespread hunger and poverty are predicted unless strategies are developed to cope with the drop in crop yields climate change will cause.

Posted on Dec 22, 2014 READ MORE



Loss of Rainforests Is Double Whammy Threat to Climate

New research spells out the devastating impacts that complete destruction of tropical forests would have on global temperatures, weather patterns and agriculture.

Posted on Dec 20, 2014 READ MORE



Weather Extremes Rise as Planet Gets Hotter and Colder

Scientists predict that lethal heat waves in Europe, and ice storms and big freezes across the globe, could become regular events if greenhouse gas emissions are not controlled.

Posted on Dec 18, 2014 READ MORE



Climate Change Raises Specter of Space Centre Invasion

Rising sea levels and repeated storm damage to natural coastal defenses pose an increasing threat to the famous Cape Canaveral rocket launch site in Florida.

Posted on Dec 15, 2014 READ MORE



Deep Concern Over Invisible Threat to Antarctic Glaciers

As ocean temperatures rise, warmer currents are attacking the Antarctic ice sheet from below and adding to the threats posed by a melting rate that has trebled in the last two decades.

Posted on Dec 13, 2014 READ MORE



Not Long to Wait Till Released CO2 Turns Up Temperature

Scientists have determined the precise time lag before warming from newly-released greenhouse gases starts to show up on the planet’s thermometer—and it’s much shorter than previously suspected.

Posted on Dec 7, 2014 READ MORE



Tribal Lands Are Vital for Amazon Forest Carbon Sink

As land rights of indigenous peoples are increasingly being violated, new research shows that destruction of the Amazon rainforest is a major threat not only to cultural identity but also to the global climate.

Posted on Dec 6, 2014 READ MORE



Scientists Hammer Out Warning on Climate Change Risks

A group of international experts says time is rapidly running out to take serious steps to avert the impact of global warming by prioritizing a switch to clean energy systems.

Posted on Dec 5, 2014 READ MORE



High-Tech Mirror: Cool New Answer to Air Conditioning Problem?

As extremes of heat increasingly threaten to become the norm, scientists have invented a new way to reflect sunlight and beam heat away from buildings straight back into space.

Posted on Dec 1, 2014 READ MORE



Canada’s Polar Bears Face Food Crisis by 2100

Due to the shrinkage of the sea ice, the survival of polar bears in Canada’s Arctic Archipelago is doubtful in around 80 years’ time.

Posted on Nov 30, 2014 READ MORE



Geoengineering Could Worsen Climate Change

Resorting to geoengineering to tackle climate change would be an admission of failure, UK scientists say.

Posted on Nov 29, 2014 READ MORE



Warming World Spells Trouble for Growing and Aging Populations

As average temperatures rise an increasing global population—with many more elderly people—is going to be more vulnerable to extreme weather, UK scientists say.

Posted on Nov 28, 2014 READ MORE



Iron’s Mixed Blessing for Health of Oceans

New research shows that iron fertilization stimulates growth of the plankton that help transport carbon dioxide to the deep ocean—but swells the number of small creatures who feed on plankton and whose shells put CO2 back into the atmosphere.

Posted on Nov 17, 2014 READ MORE



Science Offers New View of Hopes for Human Survival

Astrophysicists say questions about the sustainability of civilization on our high-tech planet may soon be answered scientifically as a result of new data about the Earth and other planets in its galaxy.

Posted on Nov 16, 2014 READ MORE



Diet’s Effects on Emissions Give Food for Thought

American researchers confirm that a shift to vegetarian, Mediterranean or fish-based diets would cut greenhouse gases, conserve forests and savannah, and have a big impact on obesity-linked health problems.

Posted on Nov 15, 2014 READ MORE



Scientist Acts Out Dramatic Effect of Climate Change

A spellbinding solo performance by veteran climate scientist Chris Rapley puts the climate debate center stage—and earns the admiration of London theater critics.

Posted on Nov 14, 2014 READ MORE



Climate Change Will Send Pollen Count Soaring

Bad news for hay fever and asthma sufferers as U.S. researchers demonstrate that man-made rises in CO2 emissions could lead to a 200 percent increase in levels of pollen from grasses.

Posted on Nov 9, 2014 READ MORE



Why Warnings on Climate Spark Aggressive Denials

A new book argues that death threats and abuse illustrate how climate change messengers are being demonized in a way that is without parallel in the history of science.

Posted on Nov 8, 2014 READ MORE



Salt’s Poisonous Effect Is a Growing Threat to Crops

Each week the world loses an area of land the size of Manhattan to salt degradation thanks to poor soil management, bad drainage and other problems.

Posted on Nov 1, 2014 READ MORE



Arctic Melting Sends Winter Warning to Europe and Asia

Patterns of winds and pressure systems traced by researchers to the decline in Arctic sea ice can transport cold air further south and create harsher winters in Eurasia.

Posted on Oct 31, 2014 READ MORE



Global Hydropower Boom Threatens Rivers Worldwide

Scientists predict a doubling in production of renewable energy from hydropower over the next 20 years, but building new dams will have a damaging effect on some of the world’s major rivers.

Posted on Oct 30, 2014 READ MORE



Climate Change Linked to Reduced Size of Alpine Chamois

Scientists have found strong evidence that declining body size in herds of the chamois mountain goats that are hunted in the Italian Alps is linked to warmer spring and summer temperatures.

Posted on Oct 27, 2014 READ MORE



Sea Rise May Still Pose Man-Sized Threat

Although new research discounts the likelihood of a two-meter sea rise this century, the predicted impacts of global warming are still bad news for the many millions of people living at or near sea level.

Posted on Oct 23, 2014 READ MORE



Air Pollution Compounds Effects of Climate Change

Reduced monsoon rainfall and increased river flow are two extremes that new research has linked to man-made impacts on climate caused by air pollution.

Posted on Oct 13, 2014 READ MORE



Wind Turbines May Lure Bats Into Fatal Errors

Hi-tech thermal surveillance techniques have enabled U.S. researchers to home in on the likelihood that mistaking wind turbines for trees may be the cause of many bat deaths.

Posted on Oct 12, 2014 READ MORE



World of Clean Energy ‘Feasible’ by Mid-Century

International researchers, in what they believe is the most comprehensive global assessment of clean energy’s potential, report that a low-carbon system could supply the world’s electricity needs by 2050.

Posted on Oct 10, 2014 READ MORE



Human Handprint Marks Australia’s Hottest Year

Despite the Australian prime minister’s climate science skepticism, research funded by taxpayers has unanimously found man-made climate change guilty of causing the country’s record-breaking temperatures last year.

Posted on Oct 4, 2014 READ MORE



Why Greenland Is Likely to Melt More Quickly Than Previously Expected

Scientists who have examined the role of the bedrock beneath the Greenland ice sheet think it shows the huge island is more vulnerable than realized to global warming.

Posted on Oct 2, 2014 READ MORE



Warmer Atlantic Widens Invader’s Hunting Ground

The exotic lionfish, already a long way from the reefs of its Indo-Pacific home, is heading further north up the U.S. coast as global warming causes big changes in ocean habitats.

Posted on Sep 29, 2014 READ MORE



California Burning Points to More Intense Wildfires

As the forest fires season peaks in the Western U.S., a new report predicts that climate-led temperature rise will lead to millions more acres across the world being burned to the ground.

Posted on Sep 28, 2014 READ MORE



Ice Melt Dilutes Arctic Sea’s CO2 Cleanup Role

New scientific research confirms that global warming is melting increasingly larger areas of Arctic sea ice—and reducing its vital function of removing CO2 from the atmosphere.

Posted on Sep 27, 2014 READ MORE



Croplands Changed by Climate’s Ups and Downs

New research shows that the complex balance of gains and losses caused by climate change could mean more land being available for agriculture—but fewer harvests.

Posted on Sep 26, 2014 READ MORE



Record CO2 Levels Fuel Urgent Calls for Emissions Cuts

The alarming message from international scientists to political leaders meeting at Tuesday’s U.N. Climate Summit in New York is that record global CO2 emissions this year mean “delaying action is not an option.”

Posted on Sep 22, 2014 READ MORE



U.N. Population Growth Data Is Bad News for Climate

A sophisticated new analysis indicates an 80 percent probability that the planet’s population will continue to rise this century, with serious implications for food security, political stability—and climate change.

Posted on Sep 20, 2014 READ MORE



Warming Will Leave Drought-Hit California Reeling

Researchers in the U.S. warn that climate change could worsen California droughts by drastically reducing water flow from the Sierra Nevada mountains while simultaneously threatening the extinction of a rare species of fish.

Posted on Sep 19, 2014 READ MORE



Weather Patterns Show Climate Is Changing U.S.

Fiercer tornadoes, more prolonged periods of drought and loss of native fish species are some of the damaging impacts predicted for the U.S. as greenhouse gas emissions continue to rise.

Posted on Sep 12, 2014 READ MORE



Fresh Water Causes Antarctic Seas to Rise Faster

Researchers in the U.K. have established that billions of tonnes of fresh water from melting glaciers are causing Antarctic sea levels to rise much higher and faster than the global average.

Posted on Sep 8, 2014 READ MORE



Less Snow Won’t End Blizzard Hazard

New research predicts that while there will be less snow in a warming world, the sort of severe snowstorms that caused chaos in the U.S. this year will remain a serious hazard.

Posted on Sep 7, 2014 READ MORE



Sun Sheds Light on Arctic Carbon Puzzle

Scientists discover that, as the Arctic continues to warm, sunlight will be the major cause of CO2 escaping into the atmosphere from vegetation preserved in frozen soil.

Posted on Sep 5, 2014 READ MORE


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