The terminology may have changed from ‘global warming’ to ‘climate change’ and the debate may still rage as to how much ‘change’ is man-caused versus naturally occurring as part of historic weather cycles.
But whatever the term and whatever the reason, ‘climate change’ can pack an emotional punch. Sometimes, we who cover the topic don’t see it all that closely because we don’t pay all that much attention to that aspect as we focus on energy-efficient equipment.