That's because...
new reserves are often, upon closer examination, not reserves at all, but the potential for reserves. Makes for better headlines, which attracts investors, which funds exploration, which yields discovery, resulting in development and production. About 5% of the time, anyway. Welcome to the expensive game of resource discovery.
I'm not one of those who professes that "alternative energy" will replace hydrocarbons. Not. Going to. Happen.
Honestly, to live off our PV, and our PV alone, would be a challenge. But it's something. And our roof does create electricity for several hours a day.
Drop in the bucket, I guess, but more drops the better, eh?
