Over the last 100 years, what has happened to average global temperature?
.
It has risen.
It has fallen.
It has stayed the same.
Average temperature never changes.
It has risen due to the burning of fossil fuels which produces a lot of green house gases.and it has also risen due to deforestation,no enough plants to consume the green house gas(carbon dioxide)
Answer: It has risen due to the burning of fossil fuels which produces a lot of green house gases.and it has also risen due to deforestation,no enough plants to consume the green house gas(carbon dioxide)
