Not enough oxygen
rainforests will turn into desserts like the Sahara dessert which use to be a tropical place.
Itz The Oldest And Richest Culture.✌
1) Thermometer- used to measure temperature
2)Barometer- used to measure air pressure
3)Anemometer- used to measure wind speed and direction
4)Rain Gauge- used to measure amount of rainfall
Are you asking how are they made or What part of the building is important
Explanation:
Convection occurs in the Earth's mantle because it is the most efficient way for the Earth to cool or dispose of its deep-seated heat content. In general, heat can be transferred by conduction, radiation or convection.