We all know the benefits of travel but a substantial increase in flying seems unsustainable at a time when aviations share of emissions is set to rise and most of the world has pledged to keep global warming at 1.5 C.

If we want to slow the pace of global warming, one crucial step is moving from a transportation system run on fossil fuels to one powered by electricity. Its possible that doing so might neutralize other toxic aspects of the petroleum industry, such as volatile prices and armed conflict.

Economists have attributed inflation to a variety of factors, including supply chain disruptions and labour shortages, but there is a growing sense, particularly in the U.S., that some companies are taking advantage of inflation anxiety to raise prices.