2007 Hurricane Season Ending Raises Forecast Concerns
November 30 — For the second year in a row, forecasters predicted too many named Atlantic storms, and some experts fear the inaccuracies will shake the public's faith in all hurricane warnings. (National Geographic News)

Flying Foxes to Wilt With Climate Change
November 29 — New research shows some of Australia's flying foxes face a grave threat from extreme temperatures expected to become more frequent with climate change. (Australian Broadcasting Corporation)

Mysterious Helium Leak Detected in Nevada
November 29 — Strange mixtures of helium gas normally associated with volcanoes have been discovered leaking from the ground in Nevada through non-volcanic ground there, surprising geologists. (Discovery News)

Venus Offers Earth Climate Clues
November 28 — Observations of Venus might assist efforts to tackle the threat of climate change here on Earth, as data from a European probe orbiting Venus paints a picture of a planet that may once have been like Earth. (BBC News)

Japan's Cherry Trees Bloom in Fall; Warming to Blame?
November 27 — Several of the ornamental trees, celebrated as a national symbol of spring, are flowering early, an event that some experts link to climate change. (National Geographic News)

Scientists Call for Global Ocean Checkup
November 26 — Saying that our ocean depths are as little-understood as the moon, marine scientists are calling for a $2 billion to $3 billion study of threats to the seas such as overfishing and climate change. (Reuters)

Winter Forecast a Mild One as Temperatures Get Toastier
November 26 — The Northern Hemisphere is the warmest this year since record-keeping started 127 years ago, according to the National Climatic Data Center. (USA Today)

Toxic Deep-Ocean Water Triggered "Great Dying"
November 26 — It came from the deep: toxic water bubbling up from the ocean depths led to Earth's largest mass die-off 251 million years ago, new fossil evidence suggests. (National Geographic News)

Better Ocean Monitoring 'Vital'
November 25 — Warming seas, overfishing and pollution mean it is vital to improve the system for monitoring the world's oceans, but more data is needed to ensure the world is able to respond effectively to any potential threats, says a group of scientists. (BBC News)

Extreme Tides at Coast Prompt Warnings
November 23 — Some of the lowest tides of the year on the Oregon Coast will be accompanied this week by the highest tides of the year, presenting a unique set of potential concerns. (Associated Press)

Carbon Dioxide at Record High, Stoking Warming
November 23 — Levels of carbon dioxide, the main greenhouse gas emitted by burning fossil fuels, hit a record high in the atmosphere in 2006, accelerating global warming, the World Meteorological Organization (WMO) said. (Reuters)

Southern Ocean Warming Faster Than Others
November 22 — Fifteen years of data collected from the decks of an Antarctic supply ship reveals that the Southern Ocean is warming more rapidly than other oceans and absorbing less carbon dioxide than it used to.

Undersea Slide Set Off Giant Flow
November 22 — A huge underwater landslide 60,000 years ago produced the longest flow of sand and mud yet found on Earth. (BBC News)

Tidal Link to Earthquakes Revealed at Last
November 22 — Mysterious ultra-slow tremors, which release their energy over weeks, may be linked to the ebb and flow of the tides, a new study suggests. (New Scientist)

Analysis: IPCC Issues Dire Climate Change Warning
November 21 — Stung by criticism from scientists, the Intergovernmental Panel on Climate Change synthesis report on climate change goes further than ever before. (New Scientist)

UN Panel: Climate Change Accelerating
November 17 — The Earth is hurtling toward a warmer climate at a quickening pace, a Nobel-winning U.N. scientific panel said in a landmark report released Nov. 17, warning of inevitable human suffering and the threat of extinction for some species. (ABC News)

Bursts of Gas Make Earthquakes Fizz
November 17 — Unexplained carbon dioxide observed after earthquakes may come from frictional melting along faults and could increase a tremor's severity. (New Scientist)

El Nino Patterns Unreliable, Scientists Warn
November 16 — Mike Raupach, of Australia's Commonwealth Scientific and Industrial Research Organization, says scientists should reassess the use of El Nino as a forecasting tool because climate change seems to be altering the way weather processes like El Nino work. (Australian Broadcasting Corporation)

Japan Shoots First High-Definition of Earth Rising
November 16 — Japan's space agency has released footage of the first high-definition image of the Earth rising, showing a crystal clear blue planet emerging from the moon's horizon. (Australian Broadcasting Corporation)

Worst Forest Disaster in U.S. History
November 16 — Using satellite images, scientists found that Hurricane Katrina destroyed 5 million acres of trees across Mississippi and Alabama, and experts said it would take decades for the plant life to recover and some areas may be permanently damaged. (ABC News)

Why Autumn Colors Are so Late
November 16 — A new study suggests rising levels of carbon dioxide, not the warmer temperatures fueled by the greenhouse gas, have been delaying the transformation of green leaves, at least in Europe for a few decades. (Live Science)

Scientists Aim to Predict Climate Change Hotspots
November 13 — Moving on from the risk of global warming, scientists are now looking for ways to pinpoint the areas set to be affected by climate change, to help countries plan everything from new crops to hydropower dams. (Australian Broadcasting Corporation)

Climate Change is Delaying Spring in Some Areas
November 13 — The last thing a seasoned gardener would expect from global warming is for leaves to appear later in spring, but exactly that is happening across the southern United States, where some plants are no longer exposed to the cold snap that they need to sprout. (Associated Press)

Report: Carbon Removal has Little Impact
November 13 — Only about a third of the climate-damaging carbon dioxide released into the atmosphere in North America is offset by carbon removing activities, a government report said on Nov. 13. (Associated Press)

Robots Deployed to Measure Climate Change
November 12 — An international group of oceanographers have finished deploying the last robot that will allow them to observe the effect of climate change on the world's oceans in real time. (Australian Broadcasting Corporation)

Oceans Could Absorb Far More CO2
November 12 — The oceans' plankton can suck up far more airborne carbon dioxide (CO2) than previously realized, although the marine ecosystem may suffer damage if this happens, a new study into global warming reports. (Australian Broadcasting Corporation)

Florida's "Red Tide" Mystery Tied to Mississippi River
November 8 — Seasonal changes in wind patterns move fertilizer and other nutrients east from the Mississippi River and encourage "red tide" blooms to form along Florida's western coast every fall, researchers reported. (Associated Press)

Magma Surge Causes Record Rise at Yellowstone
November 8 — The remains of the Yellowstone super volcano are rising by up to 3 inches a year, possibly caused by a mass of molten rock the size of Los Angeles being forced from the Earth's mantle into the magma chamber beneath the ancient volcano. (New Scientist)

'Polar Rain' is Triggering New Kind of Aurora
November 7 — A previously undiscovered type of aurora could be brightening the skies over the poles, according to an analysis of satellite images of the Antarctic. (New Scientist)

To Slow Amazon Fires, Scientists Light Their Own
November 6 — A few months ago, a team of scientists walked into a stretch of Amazon forest and purposely burned it, wanting to understand how burning forests contribute to climate change, as well as how to slow or stop the fires. (National Public Radio)

Antarctic Conservation Management Body Agrees on New Bioregions Plan
November 5 — Thirty countries agreed to a new conservation plan that divides the Southern Ocean into regions according to species found in particular areas, with the goal of preserving endangered species while still allowing fishing to occur. (Australian Broadcasting Corporation)

Amazon Fire Wars Exacerbate Global Warming
November 5 — In Brazil, people use fire as a weapon in range wars to push other ranchers off their land, and these fires, along with the seasonal fires to clear land, are not just destroying parts of the Amazon's southern forests, but are altering the climate as well. (National Public Radio)

Digital Magnetic Map Goes Global
November 2 — The first global map of magnetic peculiarities - or anomalies - on Earth has been assembled by an international team of researchers. (BBC News)

Shrinking Ice Means Greenland is Rising Fast
November 2 — Greenland's landmass has become surprisingly buoyant, accelerating upwards as its ice cap reduces in size, say scientists. (Live Science)

Unmanned Hurricane Research Aircraft Sent into Noel
November 2 — Hurricane Noel is giving researchers their first chance to test out a new pilotless hurricane research aircraft. (USA Today)

Parrotfish to Aid Reef Repair
November 1 — A vividly colored fish could be the key to saving the Caribbean's coral reefs from plummeting into terminal decline, scientists claim. (BBC News)

Scientists Discover Deepwater Coral Clusters
November 1 — Scientists on an expedition to examine fossil reefs on the outer Great Barrier Reef off Cairns were surprised to find corals living on large hills that were more than half a mile underwater. (Australian Broadcasting Corporation)

Tornado Outbreak Sets October Record
November 1 — October was a record month for tornado outbreaks, with 87 twisters forming in just one three-day span, surpassing the previous record of 63 tornadoes, government meteorologists announced. (Live Science)

La Nina Will Continue for Another 5 Months
November 1 — The La Nina weather phenomenon blamed for drought in the southern United States and flooding in Africa will last for another five months, the U.N. weather agency said. (USA Today)

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