Waste Management and Incineration Facts

How much municipal solid waste does the world generate annually?

• Less than 1 billion tonnes

• More than 2 billion tonnes

• About 500 million tonnes

• Exactly 1.5 billion tonnes

By the year 2050, how much municipal solid waste is the world expected to generate annually?

• 1.5 billion tonnes

• 2.0 billion tonnes

• 3.4 billion tonnes

• 4.0 billion tonnes

What type of waste makes up the largest portion of global municipal solid waste?

• Plastic

• Paper and cardboard

• Food and organic waste

• Metal

What is the most common method for disposing of waste worldwide?

• Recycling

• Incineration

• Sanitary landfill

• Open dumping

By what percentage can incineration reduce the volume of waste?

• 50%

• 75%

• 90%

• 100%

What is the purpose of a magnetic separator in a waste incineration plant?

• To filter out air pollutants

• To recover metals from ash

• To convert water into steam

• To crush bulky waste

What percentage of Singapore's national electricity demand is met by its waste-to-energy incineration plants?

• Less than 1%

• 2-3%

• 10-15%

• Over 50%