Lucky Number

a gas in the atmosphere that traps heat above the earth

the amount of carbondioxide released into the atmosphere

a stable ecosystem in which a large number of species live together

a long-term change in the earth’s weather due to changes in the atmosphere

poor health resulting from extremely heat

a gas or other substance which is sent out into the air

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an increase in the average temperature of the earth's atmosphere

an illness that can be passed from one person to another especially through the air people breath