Once emitted, carbon dioxide (CO2) can remain in the atmosphere for over 100 years.
Human activities release more than 100 times the amount of carbon dioxide released by all of the Earth’s volcanoes each year.
Amidst polls showing a decline in concern over the impacts of global warming, perhaps it is time to revisit the basics. The ability of human carbon emissions to warm the planet was first theorized over 100 years ago, near the beginning of the industrial age. Since that time, the theory has been reinforced by countless … Continue reading
Why won’t scientists debate the issue of climate change? There is a problem with debates. It’s called sweat. Vice President Richard Nixon lost the first ever televised Presidential debate to his opponent, Senator John F. Kennedy. At least that’s the conclusion the television audience reached, and it very well may have cost Nixon the Presidency.
Image credit: Ivanoh Demers/AP The devastating earthquake and its aftershocks that have hit the island nation of Haiti have left thousands dead and tens of thousands more in need of desperate aid. Please take a moment to provide whatever aid you can, even if it is simple prayer. Links are provided below for monetary donations. … Continue reading
NOTE: A separate page is now available for the latest updates to this information. Below is a list of scientific organizations around the world that acknowledge the global impact of rising atmospheric greenhouse gas concentrations from human activities. While many more organizations could likely be added, the list is limited to organizations that have either … Continue reading
As the United Nations Climate Change Conference in Copenhagen gets into full swing, it’s a good time to take a look around and assess the current state of things. In the 30 years of direct satellite observation… Solar irradiance has declined (Source: PMOD/WRC) which should drive temperatures down, and we are currently in the middle … Continue reading
In late December of 2008 the Tennessee Valley Authority’s Kingston Fossil Plant in Roane County, Tennessee, experienced the largest coal ash disaster in U.S. history. The retaining reservoir collapse, which received little attention in the way of national media coverage, released 5.4 million cubic yards of toxic sludge that fouled more than 300 acres of … Continue reading
The Climate Change Indicators page has been updated to include information on global glacial retreat as documented by the World Glacier Monitoring Service (WGMS). Earlier this year, the WGMS posted glacier mass balance data for 2006 and 2007 for 115 glaciers located around the world from North America, South America, Europe, Asia, and Antarctica. Additional … Continue reading
News items related to climate change from the past week. To those here in the United States, Happy Independence Day! Sheep Shrinking Each Generation Amid Global Warming – Bloomberg (Jul 3, 2009) Emissions Must Peak by 2020, U.S. Says in Group of Eight – Bloomberg (Jul 2, 2009) 5 Climate Studies That Don’t Live Up … Continue reading