Originally Posted by CBreezy

A "renewable" resource was never meant to mean infinite. All energy sources are replenished, some at a much slower rate than they are consumed. Oil, coal, natural gas, uranium take millions to hundreds of millions of years to replenish. Renewable sources are replenished at a rate that greatly exceeds consumption or are so plentiful that we couldn't even dream of consuming them. Solar, wind, hydro, etc cannot be "exhausted" but our ability to harness/efficiency of capture and storage is limited.