Q 01/05

Per UNEP's 2021 Food Waste Index, roughly what share of the world's food waste came from households?

A) 61%

B) 26%

C) 13%

D) 45%

Answer · why

A) 61%

The same report put food service at 26 percent and retail at just 13 percent, so the biggest bin is the one in your kitchen.

Q 02/05

The UN estimates food loss and waste generate what share of global greenhouse gas emissions?

A) 1 to 2 percent

B) 8 to 10 percent

C) 20 to 25 percent

D) 35 to 40 percent

Answer · why

B) 8 to 10 percent

That is more than the entire aviation industry, which is one reason wasted food ranks high on climate to-do lists.

Q 03/05

The UN says households worldwide throw away edible food equivalent to how many meals every single day?

A) Over 100 million

B) Over 10 billion

C) Over 1 billion

D) Over 50 billion

Answer · why

C) Over 1 billion

That works out to about 1.3 meals a day for every person on Earth affected by hunger.

Q 04/05

The US EPA estimates what share of methane escaping municipal landfills comes from buried food scraps?

A) 20%

B) 35%

C) 46%

D) 58%

Answer · why

D) 58%

Food breaks down fast and without oxygen underground, which is exactly the recipe for methane rather than harmless compost.

Q 05/05

Over 100 years, methane from rotting landfill food traps roughly how many times more heat than carbon dioxide?

A) 27

B) 80

C) 150

D) 300

Answer · why

A) 27

Methane only lingers for about a decade, but it punches far above its weight while it is there.