uamyint

Biodiversity ,Ecology and Food Change of Our Natural Environment လူ့ပတ်ဝန်းကျင် နှင့်အတူ ရှိနေတဲ့ သဘာဝပတ်ဝန်းကျင်လောက

1- Trophiv Levels and Food Pyramids

2- Biodiversity Explained . What is Biodiversity ? Eco Facts / One Tree Planted

Our Planet – What is biodiversity ?

3- The Beauty Of Earth