Test Eastern Himalaya has a more complex geographical history than the Central Himalaya and also a more varied relief. Nepal – a country which contains 8 out of the 10 highest mountains in the world – features, among other rare animal species, snow leopards in the Himalayan region and one-horned rhinos and Asian elephant in the Southern region,making the country one of the world’s biodiversity hotpots. The three major river basins of Nepal, namely the Karnali Basin, the Narayani Basin and the Koshi Basin feature very extensive forests, which boast no less than 5% of the world’s butterfly species and 8% of the world’s bird species.
Climate : The climate of Eastern Himalaya is characterized by cool summer and chilly winter. The hot season commences about the middle of April, reaches its maximum in the month of June and lasts till the end of August. The average temperature generally recorded is 20 C. The average rainfall in the area is about 500mm. Snowfall is a usual phenomenon in the higher altitudes.
Political divisions : Eastern Himalaya can be divided into five distinguished regions; *Nepal Himalaya(Central, Eastern and Southern Nepal) *Darjeeling Himalaya *Sikkim Himalaya *Bhutan Himalaya *Arunachal Himalaya……….