Author's notes: Each year we send 27 billion tons of carbon dioxide gas into the atmosphere as a result of human activities like the burning of fossil fuels.
(we; send; 27 billion tons of carbon dioxide gas; as a result of human activities like the burning of fossil fuels; T:Each year)
we
send
27 billion tons of carbon dioxide gas as a result of human activities like the burning of fossil fuels T:Each year