If possible, avoid flying since it consumes a lot of fossil fuels and emits a lot of greenhouse gases. Garbage should be disposed of appropriately since it can be harmful to wildlife. Instead of driving, choose public transportation, pedal, or walk. When feasible, use local amenities and excursions.
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Answer: Carpooling when possible to reduce carbon emissions, recycle and use recyclable materials whenever possible, switch to a hybrid or electric car, use less pesticides, limit the spread of invasive species, and grow plants, especially trees.