I think the answer is number3
Answer:
Explanation:
Desalination is an important source of water supply for Singapore. With the Tuas desalination plant, we can meet up to 30% of Singapore's water needs. The Tuas desalination plant is the first in Singapore to use advanced pretreatment technology, a combination of dissolved air flotation and ultrafiltration.
Answer:
Earth Grows Warmer
Explanation:
If the imbalance is positive and more energy enters the system than exits, Earth grows warmer. If the imbalance is negative, the planet grows cooler.
It helped with faster transportation.