NBC: Heat that escapes into the atmosphere from the energy used to warm homes, drive cars and run factories is altering the jet stream and causing wintertime temperatures to rise in remote, sparsely populated stretches of the Northern Hemisphere, according to a new study.
The finding helps explain a mismatch of up to 1.8 degrees Fahrenheit (1 degree Celsius) between the observed temperature in some regions and what is produced by models that simulate the global climate. Scientists had attributed the...