ITAS YOUR IMAGINATION SUMMERS THE NEW YORK TIMES NYTIMES LONGER INTERNET EXPLORER 9 PLEASE UPGRADE YOUR LEARN SEARCH SKIP CONTENT LOG IN SETTINGS CLOSE SITE NAVIGATION CLEAR TEXT INPUT PREVIOUS MOBILE ADVERTISEMENT CLIMATE NADJA ADAM PEARCE KIND VIRTUALLY 1950S SUMMER HEAT WAVES ROLLING SOUTHERN EUROPE TEMPERATURES DEGREES FAHRENHEIT THE CHART DATA JAMES HANSEN NASA SCIENTIST PROFESSOR COLUMBIA SHOWS TOWARD EXTREME HEAT THE PAST CREATE THE BELL HANSEN COLLEAGUES FOR EACH DECADE 1980S FIXED BASELINE THE BASE LOCAL NORTHERN HEMISPHERE NORMAL RANGE RESEARCHERS VALUES NEARLY PERCENT MEANS BASE PERIOD NORMAL COLD HOT 20 INCREASE IN SUMMER THE DARK CATEGORY LINEA SCIENTISTS EXPECT TODD DIRECTOR RESEARCH CLIMATE CENTRAL NONPROFIT SCIENCE NEWS ORGANIZATION PERIOD BELL CURVE MEASUREMENTS FALL FORMING THE BUMP LESS FALL IN THE RIGHT AVERAGE THE PEAK OVER TIME END UP CATEGORIES FEWER THE COLD CURVES INDICATION GREATER TEMPERATURE VARIABILITY ZEKE ENERGY SYSTEMS ANALYST THE UNIVERSITY OF CALIFORNIA REFLECTION PARTS THE WORLD FASTER EVIDENCE BECOMING VARIABLE HIGHLIGHT CHANGES SEEM GOING TO AFFECT SOCIETY SANFORD FINDINGS REVEAL GLIMPSE COLUMBIA UNIVERSITY EARTH INSTITUTE MAKIKO SATO DETERMINED THE NORMAL INFORMATION THE NEW YORK TIMES COMPANY EMAIL LOVE HEAR CONTACT WORK ADVERTISE CHOICES PRIVACY TERMS OF SERVICE TERMS SITE MAP HELP FEEDBACK