Gas crisis? Kelp could be the biofuel answer to high gas prices, but there’s plenty of hurdles
Green cells whirl around a red-light chamber, propelled by a blade through bubbling water. These little seaweed cells, called gametophytes, will develop into a strain of fast-growing kelp — part of what was once a government-funded initiative to develop sustainable biofuels for American transport. Electricity from solar and wind energy can power cars, however ships…