10 Ways to Reduce Waste

What does a carbon footprint measure?

• the total fossil fuels used around the world each year

• the amount of resources needed to support human life

• the change from nonrenewable to renewable energy sources

• the amount of greenhouse gases produced by human activities

The author states that many people can avoid excessive waste. What does the word excessive mean?

• a small amount

• nonbiodegradable

• more than necessary

• something that can be reused

What is precycling?

• planning purchases with recycling in mind

• finding new ways to use existing resources

• creating collection systems for recycling waste

• converting biodegradable materials for use as fertilizer

What is graywater?

• water that is bottled for drinking

• water that has been used in a home

• water that is contaminated with toxins

• water that has been collected from rainfall

Composting is a good use of —

• paper and cardboard

• plastic bottles and bags

• spoiled food and garden trimmings

• uneaten meats and dairy products