Researchers are developing ways to lock captured CO2 into cement. It could help rebuild America’s crumbling infrastructure and deal with climate change at the same time.
Billionaires have carbon footprints hundreds of times higher than the average American. Two scholars tried to put a number on it.
Hawaii lawmakers are considering bills this legislative session that could force oceanfront property owners to remove sandbags and draped heavy tarps that can significantly contribute to coastal erosion.