Modern models of climate change are grounded in observable evidence and reasonable inference, so they can be regarded as factual. Global warming happens when sunlight warms the Earth's surface and causes it to radiate he... More » Science Environmental Science

One global warming joke suggested that President George W. Bush was fighting record high temperatures by switching from Fahrenheit to Celsius. In another joke, Republicans are said to plan to reduce high heating bills in... More » Hobbies & Games Jokes

Global warming affects weather patterns, plants and animals, and society. Over the past 100 years, global warming is responsible for a 1.4 degree Fahrenheit increase in temperature. Human activity accounts for much of gl... More » Science Environmental Science Pollution
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During a high school debate on global warming, explain that the scientific community at large warns of severe negative consequences to come if humans do not take action to stop climate change from occurring. Cite reputab... More » Science Environmental Science

When fossil fuels are burned, they release carbon monoxide into the atmosphere that is believed to negatively affect Earth's climate and contribute to global warming. A reduction in fossil fuel usage slows climate change... More » Science Environmental Science

Global warming affects people by impacting climate with higher temperatures and catastrophic weather conditions, causing health problems by exacerbating pollution and spreading pests, and decreasing living space through ... More » Science Environmental Science

Most scientists agree that man-made climate change, or global warming, began in earnest during the industrial revolution, which occurred between the 18th and 19th centuries. This occurred, they say, as a result of a larg... More » Science Environmental Science