To quickly get everyone’s attention in my boat, he joked ... Human waste, along with normal trash, must be packed out of the Grand Canyon. Because of the desert climate, buried human waste ...

Despite losing four men and two boats, the expedition was a success and brought the Grand Canyon to national attention. The canyon, (Theodore) Roosevelt said, is "the one great sight which every ...

From a train running on used french fry oil to restaurants feeding mules with food scraps, Grand Canyon National Park is a leader in waste reduction. Emily Hochberg has over 15 years of experience ...

In the 1930s, the few people familiar enough with the Colorado River to boat it weren’t willing ... be found thousands of feet below the Grand Canyon’s rim. Even the journalists who connected ...