what is DDT? - DDT is a pesticide , Why is there less male species in fish? - they absorb hormones that were mixed up in the waterways , In what non-biodegradable plastics affect the nature? - non biodegradable plastics accumulate in nature and contaminate our oceans , rivers , and lands , How does the process of eutrophication starts? - When humans release feaces or urine or when people put fertilizers in plants, what can obtain the chemical waste ? - heavy metals cadmium or mercury ,

Pollution

oleh
Cetakan
Benamkan

Papan mata

Kad imbas ialah templat terbuka. Ia tidak menjana skor untuk papan mata.

Gaya visual

Pilihan

Tukar templat

Pulihkan autosimpan: ?