Old carbon credits could swamp the market – so they need to be retired now!
By Mark Maslin Old carbon credits could swamp the marketThe carbon offset market looks set to grow: our report projects that by 2050 the carbon offsets market will probably be worth more than US$90 billion (£67 billion) and maybe as much as US$480 billion – at least a 200-fold increase on the US$0.4bn spent in…