Global Warming

A Global Warming Primer

The purpose of this primer is to explore some of the main scientific, economic and political issues surrounding the topic of global warming.

Polar Bears on Thin Ice, Not Really! Redux

In early March, the polar bear could become the first species officially recognized by the U.S. government as threatened by global warming.  The U.S. Fish and Wildlife Service (FWS) has proposed to li…

Climate Change Forecasters on the Hot Seat

More than 20 years ago, climate scientists began to sound the alarm over the possibility that global temperatures were rising due to human activities, such as deforestation and the burning of fossil f…

Global Warming: Experts’ Opinions versus Scientific Forecasts

In 2007, the Intergovernmental Panel on Climate Change (IPCC) issued its Fourth Assessment Report. The report included predictions of big increases in average world temperatures by 2100, resulting in…

Geoengineering: A Global Warming Fix?

Carbon dioxide (CO 2 ), a potent greenhouse gas, helps warm the climate. Absent water vapor, CO 2 and other natural greenhouse gases that trap a portion of the sun's radiation, the Earth would be abou…

Constructive Thinking about Climate Change, Part II

Over the next 50 years the world's developing nations will seek to emulate the West's material success. Access to cheap and dependable energy is critical to their continued progress from poverty. Elec…

Constructive Thinking about Climate Change, Part I: Energy

If human use of fossil fuels (coal, oil and natural gas) is largely responsible for global warming - and this warming is reasonably likely to cause harms that society would like to avoid or minimize -…

The Truth about An Inconvenient Truth

Former Vice President Al Gore has long argued that human activities — primarily the burning of fossil fuels — are causing the Earth to warm significantly, with potentially catastrophic results. His mo…