With two-thirds of the US experiencing a heat wave, it seems like a good time to talk about air conditioning. Also Read | Air conditioning is the world's next big threat87% of US households had some kind of air conditioning in 2015, up from 55.6% in 1978. Rising incomes and rising consumer expectations, abetted by better, more efficient air conditioners, have brought cooler indoor air. In temperate parts of the world, the climate-change-related decrease in energy demand for heating should actually more than offset the increase in energy demand for air conditioning. But people keep using their air conditioners after the sun goes down, so solar can’t take on all the burden.

Source: Mint July 21, 2019 03:00 UTC