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Geotimes February 2006 Naomi Lubick |
Is Ocean Circulation Slowing Down? New measurements of temperature and salinity in the North Atlantic indicate that changes are occurring in this segment of the ocean's circulation that could eventually affect Earth's climate. |
Scientific American July 2008 Peter Brown |
NASA Satellites Watch Polar Ice Shelf Break into Crushed Ice Ice is melting at the poles much faster than climate models predict. |
Geotimes May 2005 Naomi Lubick |
Heat Imbalance Portends Problems Results from a new assessment show that Earth is absorbing more energy than it releases into space, with implications for climate change that researchers say point to future warming with consequences for melting ice sheets and sea-level rise. |
Geotimes October 2007 Moran & Backman |
The Arctic Ocean: So Much We Still Don't Know In 2004, the Arctic Coring Expedition team took three ships to the Arctic to drill a core near the Lomonosov Ridge. The team's results are teaching us more than we ever knew about the past 65 million years in the Arctic. |
Geotimes December 2006 |
Top Climate News Stories of 2006 A new public face for climate change... Strong debate over storms... Thawing ice shifts water cycles... Methane climate menagerie... etc. |
Geotimes December 2005 Kevin E. Trenberth |
A Warming World Climate change is with us; we cannot stop it, although we can slow it down. It behooves us therefore to track how and why the climate is changing. |
Geotimes November 2006 Megan Sever |
Conveyor Belt Shutdown Not Imminent As the climate warms and ice on Greenland melts, freshwater pours into the North Atlantic, which new research suggests is unlikely to cause a shutdown in global ocean circulation. |
Smithsonian October 2006 Anne Bolen |
Life in the Field - Frozen in Time Glaciers in the Pacific Northwest have recorded hundreds of years of climate history, helping researchers plot how quickly the planet is warming. |
Geotimes November 2005 Kathryn Hansen |
Salting a Stagnant Ocean In its Third Assessment Report, the Intergovernmental Panel on Climate Change flagged the potential sudden collapse of the thermohaline circulation in the Atlantic, which warms Europe to its current habitable climate, as a significant source of concern. |
Geotimes March 2006 Powell et al. |
Drilling Back to the Future Antarctica plays a fundamental role in sea-level change and ocean chemistry, and has the potential for important societal impacts over human timescales. |
Geotimes April 2005 |
Geomedia Arctic Climate Change in Photos... Book review: Frozen Earth: The Once and Future Story of Ice Ages by Doug Macdougall... Mapping Sinkhole Risk in Maryland... |
Geotimes April 2007 Carolyn Gramling |
Wallace Broecker: Changes in the Atmosphere An interview with an expert on issues of climate change about his experiences advising politicians about the consequences of climate change and his hopes for new technologies of carbon sequestration. |
Geotimes November 2006 Margaret Putney |
Ice Reveals Polar Temperature Seesaw A new ice core from Antarctica directly correlates abrupt changes in Greenland's climate over the last 150,000 years with counterpart changes in Antarctica -- offering further indication that the two icy regions are connected by ocean currents in a sort of bipolar seesaw. |
Geotimes November 2004 Naomi Lubick |
Past warming for the future As the Bush administration prepares for a second term, only time will tell how its climate change policy will change in the next four years. In the meantime, discussions of the science behind climate changes abound in the journals and within the scientific community. |
Geotimes May 2003 Greg Peterson |
A new trigger for Ice Age retreat About 14,600 years ago, a huge pulse of freshwater drained from continental ice sheets into the world's oceans. Now scientists have a new theory for where it came from. |
IEEE Spectrum May 2007 William B. Gail |
Climate Control We will be able to engineer the Earth to our liking -- but we'd better start now. Before we picked a climate, we would need to evolve the political, commercial, and academic institutions to get us there. |
Outside October 2002 Ian Frazier |
Terminal Ice Hot enough for you? Go to the bottom of the planet -- or the top -- and you can't miss the warning signs of a warm apocalypse. And at the heart of the mystery, like broken shards of a colder climate, float the icebergs, ghost-white messengers trying to tell us something we can't fathom. |
Geotimes November 2003 Sara Pratt |
Stuck between a rock and a cold place A stalagmite mined from an island cave in the Indian Ocean suggests that the ages currently assigned to the gold standard of ancient climate records -- the Greenland ice cores -- need revision for the period between 55,000 and 42,000 years ago. |
Reason October 2005 Sallie Baliunas |
Full of Hot Air Book review: A climate alarmist takes on "criminals against humanity" in Boiling Point: How Politicians, Big Oil and Coal, Journalists and Activists Are Fueling the Climate Crisis -- And What We Can Do to Avert the Disaster, by Ross Gelbspan. |
Geotimes August 2004 Naomi Lubick |
Doubling the Ice Record A team of European researchers released their first round of results from the longest ice core ever to be recovered from a polar glacier. Measurements show some interesting temperature shifts that may cause climatologists to reevaluate their models. |
Popular Mechanics October 1, 2008 Andrew Moseman |
Newest Arctic Melt Record Leaves Scientists Scratching Heads There's good news and bad news when it comes to the amount of ice in the Arctic. |
Wired September 22, 2008 Damon Tabor |
Scientists May Soon Outnumber Penguins at Earth's Poles Tens of thousands of scientists are zipping up their parkas for the latest International Polar Year initiative. |
Popular Mechanics July 1, 2009 Andrew Moseman |
5 Climate Studies That Don't Live Up to Their Hype A leading climate scientist argues that overbroad claims by some researchers -- coupled with overblown reporting in the media -- can undermine the public's understanding of climate issues. |
Geotimes January 2004 Naomi Lubick |
Longer polar ice record Geoscientists have beefed up a dataset documenting ice cover at Earth's poles, revealing a longer and slightly different picture than painted in the past by satellite observations. |
Geotimes February 2005 Naomi Lubick |
Virtual Climate Experiment's Results A worldwide global climate experiment that ran on tens of thousands of personal computers across the planet offered the most extreme scenario yet for global warming. |
Geotimes April 2005 Michael Glantz |
What Makes Good Climates Go Bad? Climates are constantly changing in both linear and nonlinear ways and over the course of life on Earth, organisms have either adjusted to those changes or perished. |
Chemistry World January 23, 2013 |
Chemical climate proxies With the climate change debate as heated as ever, how do scientists reconstruct what the weather was like in the past? Jon Evans looks at the detective chemistry behind such environmental forensic work |
Popular Mechanics October 2006 Jim Gorman Diagrams |
Future Shocks Think mother nature has dealt us her worst? Think again. Here are five natural disasters poised to strike the United States, and why they will be like nothing we have ever seen... How to ride out an emergency... |
Chemistry World September 27, 2007 Simon Hadlington |
Scientists Uncover How Last Ice Age Ended Scientists have shown that the end of the last age 19,000 years ago began in the higher latitudes of the southern hemisphere before sweeping into the tropics. |
Geotimes December 2004 Sara Pratt |
Antarctic Ice Connections The West Antarctic ice sheet contains 3.2 million cubic kilometers of ice. Were it to collapse due to global warming, it would raise global sea level by 5 meters, catastrophically inundating low-lying areas. |
Geotimes April 2004 Tim Palucka |
A Climate of Your Own The largest climate modeling experiment ever devised is running on borrowed time, literally. The model is taking computing time on loan from more than 47,000 personal computers worldwide, with the full knowledge and consent of their owners. |
Geotimes March 2005 Naomi Lubick |
Paleo-Antarctic Puzzle Even though Antarctica was at the south pole around 35 million years ago, it was warm and relatively ice free. What exactly caused its shift to a deep freeze has long puzzled paleoclimatologists. |
Geotimes December 2005 Naomi Lubick |
Global Climate Affects Storms? Experts caution that drawing a direct link between climate change and hurricane behavior is not yet possible, and that the El Nino-Southern Oscillation may have more of an impact on storm intensity and occurrence. |
Geotimes June 2005 |
Geomedia Selling Extreme Life on the Extreme Screen... Books: Earth: An Intimate History... On the Shelf: Climate Change Picks from Kim Stanley Robinson... Maps: New View of North America... etc. |
Geotimes June 2005 Naomi Lubick |
Lonnie Thompson: Tracking Ice in the Tropics His work exploring some of the most remote alpine glaciers in the world has established their value as a repository of climate data -- and their rapid disappearance, which has accelerated alarmingly as global climate changes. |
BusinessWeek August 16, 2004 John Carey |
Global Warming Consensus is growing among scientists, governments, and business that they must act fast to combat climate change. This has already sparked efforts to limit CO2 emissions. Many companies are now preparing for a carbon-constrained world. |
Geotimes June 2004 Sara Pratt |
Why the Wobble? A new study says that the shifting of masses of water and ice around the globe's surface primarily drives the seasonal wobbleon its axis. The finding could lead to new ways to monitor global change. |
Science News February 14, 2009 Lonnie Thompson |
Receding Glaciers Erase Records Of Climate History Ice masses on the tops of mountains -- sticking out in the free atmosphere -- have been collecting climate data and storing them, in many cases for very long periods. |
Geotimes March 2006 Naomi Lubick |
Ice Hunter: Q&A With Lonnie Thompson An interview with glaciologist and Byrd Polar Research Center scientist Lonnie Thompson about what it mean to hunt ice and about some his current work. |
Smithsonian July 2007 J. Madeleine Nash |
Chronicling the Ice Long before global warming became a cause celebre, Lonnie Thompson was extracting climate secrets from ancient glaciers. He finds the problem is even more profound than you might have thought. |
Science News April 11, 2009 Michel Jarraud |
Bracing For Global Climate Change Is A Local Challenge The secretary-general of the U.N. World Meteorological Organization discusses whether global climate change is real. |
Geotimes October 2003 Naomi Lubick |
Observing Earth The Earth Observation Summit held this summer inaugurated a collaborative research effort by more than 30 nations to do just that: observe Earth in order to study its global climate and how it changes, while learning more about how the planet's ocean, air and land systems interact. |
Geotimes January 2007 Margaret Putney |
Ice Reveals Polar Temperature Seesaw A new ice core from Antarctica directly correlates abrupt changes in Greenland's climate over the last 150,000 years with counterpart changes in Antarctica -- offering further indication that the two icy regions are connected by ocean currents in a sort of bipolar seesaw. |
Wired April 2000 Oliver Morton |
Ice Station Vostok The fast track to the moons of Jupiter - and the key to life on Earth - is a prehistoric lake nearly three miles beneath the Antarctic ice cap. |
Geotimes June 2007 Fred Schwab |
Plunging into the Debate on Climate Change Debate continues about whether the warming effects of greenhouse gases are overshadowed by natural events. |
Geotimes January 2005 Megan Sever |
Stalagmite Shows Connected Climate Clues from inside caves in Costa Rica and Panama are helping scientists develop temperature and rainfall records for the last 20,000 years |
Popular Mechanics February 19, 2010 Trevor Williams |
On Thick Ice: Live From An Antarctic Drilling Trip The Integrated Ocean Drilling Program is exploring the ocean floor around Antarctica to learn how the ice sheet reacted in warmer climates of the past and how they might respond to future warming. |
Geotimes August 2004 Naomi Lubick |
Susan Solomon: Chemistry in the Clouds The atmospheric scientist, won the Blue Planet Prize last June for her work on the Antarctic ozone hole. The prestigious environmental award is given to two individuals or organizations every year by the Japanese Asahi Glass Foundation, along with 50 million yen (equivalent to about $460,000). |
Geotimes May 2004 Sara Pratt |
Ice in the Greenhouse? The greenhouse world of the Late Cretaceous, long thought to be ice-free, may have been chillier than previously predicted. |
Geotimes February 2007 Katherine Unger |
Climate to Blame in Cultural Collapses The Anasazi people in the Four Corners region of the American Southwest disappeared suddenly, possibly due to climate change that made food and water sources scarce. Researchers are now linking several past periods of climate change with failed civilizations. |