Which of the following statements can be best described as the importance of wetlands?
1
They help to maintain sedimentation and balance of soil, helpful in water, carbon, and nutrient cycles.
2
They filter, clean, and store water and thus act as kidneys for other ecosystems.
3
They help to regulate the amount of water as excess water from rainfall and floods gets absorbed and can be used in times of need.
4
All of the above