Changes

[[Image:158227main warm trend lg.jpg|right|thumb|temperature deviation from 1977 baseline]]

[[Image:158227main warm trend lg.jpg|right|thumb|temperature deviation from 1977 baseline]]

Global land-ocean temperatures have increased one and a half degrees Fahrenheit (0.8 degrees centigrade) in the last {{years since|1880}} years. Whether this represents a natural recovery from the [[Little Ice Age]] is hotly debated by liberals and conservatives; see [[global warming]].

'''Global land-ocean temperatures''' have increased one and a half degrees Fahrenheit (0.8 degrees centigrade) in the last {{years since|1880}} years. Whether this represents a natural recovery from the [[Little Ice Age]] is hotly debated by liberals and conservatives; see [[global warming]].