Chandan Pradhan

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Am beliebtesten

Collection of minerals thin section presentation

Tunnel and Underground Excavation Presentation

Coal mining methods Seminar Presentation

Earth Crust Presentation, Evidence through seismic study

Greenhouse effect and global warming Presentation,it's causes and it's mitigation

Landslides Presentation , it's causes, it's Effects,it's mitigation

Sea level rise and it's causes,Effects and mitigation

Tornado Presentation , Formation of tornado , Causes , Types , Mitigation of tornado