Carbon Footprint Quiz


Which food has the largest carbon footprint?

Alexandr Podvalny
Correct! Wrong!

The environmental impact of meat production is much higher than the footprint for growing vegetables, fruit and grains. Meat has a high demand of water, fossil fuel and land consumption. It has also a negative impact on aquatic ecosystems and has a high rate of greenhouse gas emission. For example the amount of CO2 produced by one kilo of lamb is 39.2, chicken 6.9, rice 2.7, vegetables 2.0, fruit 1.1 and lentils 0.9.

What transportation method has the smallest carbon footprint?

Joshua Niedermayer
Correct! Wrong!

In general planes have the most environmental impact, but driving alone over a long distance in a big car could be as bad as traveling by air. Traveling with three people in a car could have a very low impact as low as by train. The least impact and the most beneficial for your health riding your bike.

What is the most eco-friendly way to wash dishes?

Adam Wilson
Correct! Wrong!

It may feel ‘greener’ to do the dishes by hand, but it's actually more wasteful. You use up to 27 gallons of water per load by hand versus as little as 3 gallons with an ENERGY STAR-rated dishwasher. Just scrape off the food scraps instead of rinsing each dish before you load it.

What reduces your carbon footprint the most?

Moja Msanii
Correct! Wrong!

While several of these actions are a great idea, replacing inefficient incandescent light bulbs with efficient CFLs or LEDs lowers your carbon footprint by 450 lbs a year, recycling paper, plastic and glass with 1200 lbs, eating vegan with 1800 lbs and move your heater thermostat down two degrees in winter and up two degrees in the summer with 2,000 lbs.

What heating system has the smallest carbon footprint?

Tim Bish
Correct! Wrong!

Heat pumps, in combination with a power grid that is 100% powered with renewable energy may one day provide a 100% free CO2 emission system.

Which light bulbs are the least efficient?

Johannes Plenio
Correct! Wrong!

Both CFL light bulbs and LED light bulbs offer enormous energy savings. LED bulbs offer the most savings overall using less energy and lasting longer at 60,000 hours, however a greater initial investment is required.

Which action doesn’t save on your car's carbon footprint?

Tom Arrowsmith
Correct! Wrong!

Keep your tires properly inflated and get better gas mileage. Reduce your carbon footprint 20 pounds for each gallon of gas saved. Save gas by driving sensibly (aggressive driving lowers gas mileage by 33%) and maintain a steady speed via cruise control.

What won’t save water?

Seth Doyle
Correct! Wrong!

A full bath can take up to 70 gallons to fill, while a 5-minute shower uses just 10-25 gallons.

Which of the following actions doesn’t save energy?

Victoria Bilsborough
Correct! Wrong!

Don't stream videos through your game console - Video game consoles such as the Xbox and PlayStation can suck 25 to 50 times more power to stream a movie from the Internet compared to a dedicated device such as Apple TV, Roku, Amazon Fire TV, or a Google Chromecast stick.

What doesn’t lower your carbon footprint while staying in a hotel?

Bill Anastas
Correct! Wrong!

Avoid using the hotel laundry, as they typically wash each guest’s clothes separately, even if there are only a few items.

Carbon Footprint Quiz
You can't do better than that. Be sure to remind those around you to respect the Earth and use our natural resources wisely.
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