Breaking News English

Hotter weather to lower exam results, according to a new study from Harvard University, the University of California and Georgia State University. What's more, hot weather may learning in both the short term and long term. Researchers that hot weather on test days and higher than average temperatures throughout the school year in poorer grades. The study the first major research into the effect of heat on students in the USA. Researchers how test scores from 10 million American students were by the weather. Their findings that an average temperature increase of just 0.55ºC over one year in a one per cent decrease in .

The research is in a paper "Heat and Learning" and was last month by the USA's National Bureau of Economic Research. One of the more concerning conclusions in the study is that global warming may affect leaning and the income-earning potential of students around the world. The researchers that if global temperatures to , the average American student could $25,000 in income over their lifetime because of lower exam results. Using air conditioning in classrooms could this. The researchers also that hotter weather , "particularly damaging...for low income and minority students" across the USA.