Global Warming

The Sarychev Peak Volcano, on Matua Island, erupted on June 12, 2009. New research shows that eruptions of this size may contribute more to the recent lull in global temperature increases than previously thought. Credit: NASA Small volcanic eruptions might eject more of an atmosphere-cooling gas into…

The 2013 Intergovernmental Panel on Climate Change (IPCC) report states with 95 percent confidence that humans have caused most, and probably all of the rapid global warming over the past 60 years. Approximately 97 percent of climate experts and peer-reviewed climate science studies agree. There are…

Warning signs today: A recent study of nearly 2, species of plants and animals discovered movement toward the poles at an average rate of 3.8 miles per decade. Similarly, the study found species in alpine areas to be moving vertically at a rate of 20 feet per decade in the second half of the 20th century…

While many organizations and governments use the term Global Warming, there is no universal definition for Global Warming. There is, however, a general understanding of what the term references. According to the Natural Resources Defense Council, global warming is any increase in the average temperature…

What the science says Select a level Basic Intermediate Advanced An enhanced greenhouse effect from CO2 has been confirmed by multiple lines of empirical evidence. Predicting the Future Good scientific theories are said to have ‘predictive power’. In other words, armed only with a theory, we should be…

MA may miss 2020 GHG emissions reduction requirement by 5% The Patrick Administration’s successful clean energy initiatives have made Massachusetts a leader in energy efficiency, renewable energy and climate protection. The GWSP Scorecard estimates that without ramped up effort MA stands to fall short…

Garbage that ends up in a landfill contributes to greenhouse gases. Greenhouse gases trap the sun s rays within the Earth s atmosphere and are considered one of the main culprits behind global warming. Humans contribute to the increasing concentration of greenhouse gases - notably carbon dioxide, methane…

Joe Raedle/Getty Images News/Getty Images The term global warming refers to the increase in the average temperature of global surface air and oceans since about 1950, and to continuing increases in those temperatures. Another term for global warming is climate change. Per the Intergovernmental…

Trinity Lake in northern California, one of the state s largest water reservoirs, was at 30 percent capacity in August. This photo shows the lake in February. Credit: California Water Science Center California s severe and ongoing drought is just a taste of the dry years to come, thanks to global warming…