Monday, July 29th, 2013
The global impacts of a warming Arctic could carry a price tag comparable to the size of the global economy in 2012, say Gail Whiteman, Chris Hope and Peter Wadhams in a Comment in last week’s Nature.
Most discussions about the economic implications of a warming Arctic focus on benefits to the region, with (more…)
Monday, July 29th, 2013
Sequestration of CO2 has been discussed as one way to reduce the impact of burning fossil fuels on climate change by removing CO2 from industrial and power generation emissions and storing it indefinitely underground. This technology has been demonstrated in the laboratory and in pilot studies, but not in large scale tests. That is now changing. (more…)
Thursday, July 25th, 2013
The European Investment Bank (EIB), the main lending arm of the European Union, has decided to stop financing most coal-fired power plants, part of an effort to help the 28-nation bloc meet ambitious greenhouse gas reduction targets by 2030.
The EIB says that new and refurbished coal-fired (more…)
Thursday, July 18th, 2013
What does the changing climate sound like? It’s an unusual question , but one that has now has at least one answer. University of Minnesota student Daniel Crawford, who turned climate change data from 1880 to 2012 into a musical composition.
Crawford used surface temperature data provided by (more…)
Thursday, July 11th, 2013
A massive chunk of Antarctica’s fastest-moving ice stream, the Pine Island Glacier, dropped into the Amundsen Sea this week, nearly two years after scientists first observed a crack in the glacier tongue.
German scientists, who have been tracking the progress of the ice mass since NASA satellites first (more…)
Friday, July 5th, 2013
Climate change may be weeding out the bacteria that form the base of the ocean’s food chain, selecting certain strains for survival, according to a new study.
In climate change, as in everything, there are winners and losers. As atmospheric carbon dioxide (more…)
Tuesday, July 2nd, 2013
A new analysis of tree-ring data indicates that the climate cycle known as the El Niño – Southern Oscillation (ENSO) has been more active during the latter part of the 20th century than at any other time during the past seven centuries, suggesting that global warming is affecting this climate phenomenon. (more…)
Wednesday, June 26th, 2013
President Obama unveiled yesterday a long-awaited national strategy to tackle climate change, a sweeping plan that will include cutting carbon emissions at power plants, protecting the coastline from rising seas, and a greater U.S. role in global climate talks. Calling the need to address climate change a “moral obligation,” Obama asked the U.S. Environmental Protection (more…)
Tuesday, June 25th, 2013
In a new report released last week, the World Bank warned that climate change-driven increasing severe weather, sea-level rise, storm surges will threaten the food security and livelihoods of millions of the world’s poorest and most vulnerable people. According to the report, climate-related extremes events from current warming are already pushing the most vulnerable (more…)
Tuesday, June 18th, 2013
When it comes to evaluating our energy options, policymakers typically perform cost-benefit analyses. That seems pretty uncontroversial, right? Where it gets squirrelly is in the selection of ingredients. What costs to include? Short term costs, or long-term? Include externalities? If a particular technology emits pollutants that threaten life on earth as we know it, (more…)