MEDIA RELEASE / Newswise Global climate trend since Nov. 16, 1978: +0.14 C per decade July temperatures (preliminary) Global composite temp.: +0.49 C (about 0.88 degrees Fahrenheit) above 20-year average for July. Northern Hemisphere: +0.63 C (about 1.13 degrees Fahrenheit) above 20-year average for July. Southern Hemisphere: +0.34 C (about 0.58 degrees Fahrenheit) above 20-year […]