Complex sentence: To provide service to throngs of tourists each year, while protecting these national parks, Xanterra has developed an extensive environmental program: decreasing fossil fuel use, increasing renewable energy use, recycling, and offering sustainable cuisine with a local focus.
Split into simpler sentences: To provide service to throngs of tourists each year, while protecting these national parks, Xanterra has developed an extensive Environmental Program. Just a few of its components are decreasing fossil fuel use, increasing renewable energy use, recycling, and offering sustainable cuisine with a local focus.