Carbon footprint

The _______ people leave is a key factor in measuring environmental impact.

• footprint

• trace

• emission

• mark

The primary emission from daily activities is carbon _______ that contributes to global warming.

• monoxide

• dioxide

• fuel

• energy

The _______ we use at home, like electricity, adds to our carbon footprint.

• water

• gas

• electricity

• cars

The _______ footprint tracks the emissions you are indirectly responsible for, such as those from product manufacturing.

• secondary

• global

• personal

• large

Emissions from _______ play a significant role in your carbon footprint.

• homes

• vehicles

• factories

• machines

The burning of _______ fuels is a major contributor to global warming.

• nitrogen

• carbon

• oxygen

• natural

Factors like your lifestyle and daily _______ affect the size of your carbon footprint.

• habits

• factors

• choices

• results

Rail travel is considered more _______-efficient compared to flying.

• fuel

• cost

• time

• space

Your food choices, especially secondary food, impact your ______________.

• secondary footprint

• primary footprint

• overall

• Carbon footprint

_______ food, particularly packaged types, contributes significantly to your carbon footprint.

• Organic

• Fresh

• Processed

• Local