Ice Ages News
August 5, 2015

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updated 4:19am EDT

More Ice Ages News
August 5, 2015

July 10, 2015 — The amount of heat flowing toward the base of the West Antarctic ice sheet from geothermal sources deep within the Earth is surprisingly high, according to a new study. The results provide important ... read more

July 9, 2015 — A new review analyzing three decades of research on the historic effects of melting polar ice sheets found that global sea levels have risen at least six meters, or about 20 feet, above present ... read more

July 9, 2015 — A new model of the Sun's solar cycle is producing unprecedentedly accurate predictions of irregularities within the Sun's 11-year heartbeat. The model draws on dynamo effects in two layers ... read more

July 8, 2015 — It is well known that large volcanic eruptions contribute to climate variability. A new study uses new evidence found in both ice cores and corresponding tree rings to show the timing and associated ... read more

Risk of Interbreeding Due to Climate Change Lower Than Expected

July 6, 2015 — A surprising study of North and South American mammals, birds and amphibians finds that only about 6 percent of closely related species whose ranges do not currently overlap are likely to come into ... read more

July 3, 2015 — Greenhouse gas emissions remain the primary threat to the preservation of polar bear populations worldwide. This conclusion holds true under both a reduced greenhouse gas emission scenario that ... read more

June 29, 2015 — A study using a 600-year-old ice core shows that global mercury pollution increased dramatically during the 20th century, but that mercury concentrations in the atmosphere decreased faster than ... read more

June 29, 2015 — Retreating sea ice in the Iceland and Greenland Seas may be changing the circulation of warm and cold water in the Atlantic Ocean, and could ultimately impact the climate in Europe, says a new ... read more

June 26, 2015 — Think of an object made of iron: An I-beam, a car frame, a nail. Now imagine that half of the iron in that object owes its existence to bacteria living two and a half billion years ago. That's ... read more

June 25, 2015 — The relentless flow of a glacier may seem unstoppable, but a team of researchers from the United Kingdom and the U.S. has shown that during some calving events -- when an iceberg breaks off into the ... read more

June 23, 2015 — The massive Laurentide ice sheet that covered Canada during the last ice age initially began shrinking through calving of icebergs, and then abruptly shifted into a new regime where melting on the ... read more

June 18, 2015 — High in the sky where the cirrus ice crystal clouds form, jet contrails draw their crisscross patterns. Now researchers have found that these elevated ice cloud trails can influence temperatures on ... read more

June 18, 2015 — Global warming leads to the ice sheets on land melting and flowing into the sea, which consequently rises. New calculations show that the sea level in Northern Europe may rise more than previously ... read more

June 17, 2015 — Alaska's melting glaciers are adding enough water to the Earth's oceans to cover the state of Alaska with a 1-foot thick layer of water every seven years, a new study ... read more

Polarized Public Perceptions of the Polar Regions Revealed

June 16, 2015 — A fascinating new academic study suggests that peoples’ political orientation affects their perceptions and knowledge regarding basic facts about the North and South ... read more

Polar Bears Aren't the Only Victims of Climate Change

June 15, 2015 — From heat waves to damaged crops to asthma in children, climate change is a major public health concern, argues a researcher. Climate change is about more than melting ice caps and images of Earth on ... read more

June 11, 2015 — Variations in the amount of oxygen in Earth's atmosphere significantly altered global climate throughout the planet's history. Efforts to reconstruct past climates must include this ... read more

June 10, 2015 — The climatic events that ended the ice age before last are surprisingly different to those of the last ice age, an international team of scientists has found. These findings will help scientists ... read more

Boreal Peatlands Not a Global Warming Time Bomb

June 10, 2015 — To some scientists studying climate change, boreal peatlands are considered a potential ticking time bomb. With huge stores of carbon in peat, the fear is that rising global temperatures could cause ... read more

Flash Flood Risks Increase as Storm Peak Downpours Intensify

June 8, 2015 — Thirty-year weather records from 79 locations across Australia reveal peak downpours during storms are intensifying at warmer temperatures across all climate zones, leading to greater flash flood ... read more

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