Global Warming

Who is causing global warming?
Who is causing global warming?
The climate crisis of the 21st century has been caused largely by just 90 companies, which between them produced nearly two-thirds of the greenhouse gas emissions generated since the dawning of the industrial age, new research suggests. The analysis, which was welcomed by the former vice-president Al…
Causes and effects of global warming
Causes and effects of global warming
Image: NASA Ozone (O3) high in the atmosphere absorbs ultraviolet radiation from the sun, thereby protecting living organisms below from this dangerous radiation. The term ‘ozone hole’ refers to recent depletion of this protective layer over Earth s polar regions. People, plants, and animals living under…
Global warming Phenomenon
Global warming Phenomenon
If more energy enters the Earth than leaves, the planet will heat up. Stockbyte/Stockbyte/Getty Images by Contributing Writer Global warming refers to the recent pattern of temperature increases in the earth s atmosphere and oceans, attributed in part to human activity. The scientific evidence for global…
Effect of CO2 on global warming
Effect of CO2 on global warming
Global warming is primarily a problem of too much carbon dioxide in the atmosphere. This carbon overload is caused mainly when we burn fossil fuels like coal, oil and gas or cut down and burn forests. There are many heat-trapping gases (from methane to water vapor), but CO2 puts us at the greatest risk…
Science behind global warming
Science behind global warming
How do we know carbon dioxide concentrations have increased? The concentrations of carbon dioxide and other greenhouse gases in atmospheric samples have been measured continuously since the late 1950s. Since then, carbon dioxide concentrations have increased steadily from about 315 parts per million…
Explain the term global warming
Explain the term global warming
Spencer Platt /GettyA man and his dog contend with blowing snow in Brooklyn following a snow storm that left up to 8 inches of snow on January 3, 2014 in New York, United States. This past week has given climate change skeptics plenty of events that seem like reasons to dispute global warming: A ship…
Global warming and energy
Global warming and energy
The world is on track for dangerous climate change, having nearly lost room for further pollution in the mix of gases that make up the atmosphere. Despite a rise in clean, renewable energy supplies in certain countries, and a partial shift from coal to natural gas in others, global greenhouse gas pollution…
Truth on global warming
Truth on global warming
Do you believe that global warming is a real threat? If so, can you explain why? If not, can you explain why not? Most people have an opinion on the first question, but I ve found that relatively few can answer the followups. In other words, most Americans have opinions of global warming based on what…
Recent News on global warming
Recent News on global warming
Top polluter China today welcomed Brazil s pledge to reduce its greenhouse gas emissions by 37 per cent by 2025 from 2005 baseline level as part of its contribution to a pact to fight global warming. German giant Volkswagen`s worldwide pollution cheating scandal threatens to backfire on diesel, the fuel…