The existential crisis that is climate change is a colossal problem, one so massive that we risk being lulled into inaction. Nothing (we may think) that we can do will make a difference.That would be a mistake. As with so many of today’s pressing issues, local action is where effective change can take place.The soaring cost of electricity has triggered brisk interest in solar. While there have been dramatic decreases in equipment prices, we find that savings (in power bills) are often offset by the expensive retrofitting required to get our systems installed.Thick concrete slabs need to be cored, trenches need to be dug, poorly placed house panels hinder access and decorative roofing elements get in the way.Solar readyTo reduce these expenses, Guam’s…