Generate a sentence that answers this question: "If an environment experiences harsh climates".

Answer: a greenhouse is used to protect plants by keeping them warm

Generate a sentence that answers this question: "People use hand dryers after washing their hands in order to".

Answer: a hand dryer produces heat

Generate a sentence that answers this question: "Which likely increased atmospheric CO2 recently?".

Answer:
carbon dioxide concentrations in the air have increased over the last decade dramatically