> I do. Among other reasons, because the damages will far outweigh the sacrifices, if we don't prevent the worst consequences of climate change. But what we also need is a shift in mindset: Optimize for happiness and not for economic growth.

We need net-zero. You can't efficiency and reduce to zero.

> Did you read the part about hydrogen in the article?

What about it? The solution is electrification, not a hydrogen economy. Except for possibly the small niches of steel and possibly flight.