Buy organically-grown foods.
Most grocery stores now have organic sections where you can purchase all kinds of fruits, vegetables, and cereals that have had no chemical fertilizer, pesticides, or herbicides. Show the stores you care by buying these things! They'll be better for you and for the earth because no chemicals are going into the soil or water.
Don’t endanger animals
Don't buy clothes or objects made of ivory, tortoise shell, coral, or reptile skins. They come from endangered animals or plants.
Put on a sweater!
Put on a sweater instead of turning up the heat.
Leave the car at home
The next time you need to go somewhere, think twice before you get the car out. Walk or ride your bike whenever possible.
Keep the fridge door closed
Open the fridge when you've decided what you want to eat--not while you decide.
Warming something up?
A microwave oven uses one-third the energy of a conventional oven.
Turn the tap off when brushing/washing!
When you brush your teeth, wet the brush, then turn off the water until you need to rinse. The average bathroom tap runs at about 2 gallons of water per minute. That means every time you brush your teeth or when you wash your hands with the water running, you use about 4 gallons of water. If you brush your teeth twice and wash your hands three times per day, it adds up to 600 gallons of water per month.
Take a shower
Choose wisely: A shower uses 3 to 5 gallons of water per minute. A full bathtub uses 36 gallons.
Water the garden at the right time
If you water a lawn or garden, do it in the morning or evening when water won't evaporate as easily.
Inflate your tires/tyres
Keep your car tires/tyres inflated to the proper pressure to improve fuel economy and extend the life of the tires/tyres.
Buy a light coloured car
Choose a light-colored car with tinted glass to lessen the need for air conditioning.