MSNBC: A transition to vehicles that run on hydrogen – and independence from oil as well as a sharp drop in carbon emissions – is doable but that best-case scenario requires nearly $200 billion in funding and further breakthroughs, National Research Council experts said Thursday in a report requested by Congress. While stressing the “best-case scenario” nature of their report, the experts concluded that hydrogen could be the key driver of a shift away from fossil fuels and …