Nature and EnvironmentEco-friendly whale watching03/17/2017March 17, 2017Noisy tourist boat engines can be stressful for whales. But on La Gomera, one of Spain's Canary Islands, a company is letting the animals decide for themselves how close to get to tourists.Copy linkImage: Eco@AfricaAdvertisementWhale-friendly whale watching 01:33This browser does not support the video element.