A recent study estimated that the median onset of plant growth in spring will happen three weeks earlier over the next century, as a result of rising global temperatures. (ucsusa.org)
Even normally occurring droughts have begun to be made more severe by rising global temperatures and climate changes. (californiadrought.org)
Despite continually increasing concentrations of greenhouse gas, there has been a hiatus in rising global temperatures during the 21st century. (notrickszone.com)