Global warming is one of the most serious problems facing humans and greenhouse gases are the main cause of it. Greenhouse gases are produced not only by industry but also by individuals (个人). People use energy to drive cars, make homes ____(comfort) and grow and transport food. Finding____(solve) to the problem of greenhouse gases is not only a political subject but an individual one as well.

    Look for ways ____(reduce) energy at home. Turn off electrical appliances (家用电器) that you are not using. Replace your light bulbs with energy-efficient light bulbs.

    Eat locally. A lot of energy____(use) to transport food over long distances,____burns much fuel. Much of the same food may be grown on local farms. Shop at your local farmers, market. Plant your own vegetable garden.

Make your house ____eco-friendly one. Put a sweater on to keep warm rather than turning the heating on. Plant a tree to provide shade in summer so you don't have to use an air conditioner.

    Reduce and recycle. Be careful ____the products you buy. Recycle all paper, plastic, glass and aluminum (铝) cans.____ (when) you go shopping, please choose items that come with small packaging and that ____(be) reusable. Use your own canvas bags for shopping instead of plastic or paper bags.

    Be energy-conscious of transportation. Walk, ride a bike ____take a bus instead of driving.