Shorter showers, using public transportation, walking more, wearing more clothes instead of turning up the heat, and unplugging electronics when not in use can help save water and energy. The document encourages being ecologically friendly by keeping public places clean, not littering in natural areas, protecting plants and animals, using less polluting transportation, volunteering for ecological activities, conserving water and electricity, walking or biking in parks, taking waste bags on picnics, and reporting ecological incidents. Recycling paper, bottles, and cans is important because it saves trees, raw materials, mining, and energy compared to producing products from new resources.