Rising greenhouse gas levels in the atmosphere means rising average temperatures for the planet, causing climate change. (scientificamerican.com)
Models used by the IPCC estimate global temperature and precipitation patterns will change throughout the 21st century given current rising greenhouse gas levels. (sciencedaily.com)
The absence of warming over the past 15 to 20 years amidst rapidly rising greenhouse gas levels poses a fundamental challenge to mainstream climate modeling. (business.financialpost.com)