An curved arrow pointing right. Deep in the rainforest-covered highlands of Kauai, Hawaii, adventurous travelers can take inner tubes through irrigation channels and tunnels from an abandoned ...

March 22 marks World Water Day, a United Nations initiative to raise global awareness of the value of water resources ...

Much of that money is aimed at replacing century-old irrigation ditches with large pipes. The mission is to stop water from seeping back into the ground or evaporating before it reaches landowners ...