Independent (UK): As reinventions go, it’s pretty good. The country knows him fondly as “Two Jags”, or simply “Prezza”, the beefy, brawling, language- mangling ex-shop steward who was at the heart of New Labour, but also kept the beer-and-sandwiches spirit of Old Labour alive and well. Now John Prescott is becoming Britain’s answer to Al Gore, America’s man with a mission about climate change. From the middle of this month, the former Deputy Prime Minister, out of office since Gordon Brown took over as …