Bitcoin and Proof of Stake vs Proof of Work

The world economic forum is completely behind the merge. The weft currently has this plastered all over its homepage celebrating the merge and they say it's quote, a C change towards sustainability among cryptocurrencies. Bitcoin only can use the energy that's being wasted. It uses 0.4% of the energy that’s being wasted. So moving from to proof of stake, Ethereum has now jeopardized its security and decentralization.