Hacker News Reader

Mixed. The CO2 emission trend in US is trending down, the trend started ~2007 [1]. That's heartening. But I expect the next few decades to be rough.

[1] https://www.macrotrends.net/countries/USA/united-states/carb...

View on HN

but most of it is that natural gas is a lot cheaper than coal and doesn't emit as much co2. the decision was more of a by product of chasing the cheapest energy source.

Which is good news, because in most of the world, renewables are the cheapest source and getting cheaper. And if cheapness can get Americans off coal, it should work for everyone else.

Reply on news.ycombinator.com