All are responsible for thunderstorms.
A thunderstorm, is a storm characterized by the presence of lightning and its acoustic effect on the Earth’s atmosphere, known as thunder.
Thunderstorms occur in a type of cloud known as a cumulonimbus. They are usually accompanied by strong winds, and often produce heavy rain and sometimes snow, sleet, or hail, but some thunderstorms produce little
precipitation or no precipitation at all

The Tigris is the eastern of the two great rivers that define Mesopotamia, the other being the Euphrates. The river flows south from the mountains of south-eastern Turkey through Iraq and empties into the Persian Gulf.
The Mekong is a trans-boundary river in Southeast Asia. From the Tibetan Plateau the river runs through China’s Yunnan Province, Myanmar, Laos, Thailand, Cambodia, and Vietnam.

Dhola–Sadiya Bridge connects northeast states of Assam and Arunachal Pradesh. The bridge spans the Lohit River, a major tributary of the Brahmaputra River. It is the longest bridge in India over water. However, Kacchi Dargah–
Bidupur Bridge under construction in the Indian state of Bihar, is expected to become the longest bridge in India upon its completion.

The Kamlang Wildlife Sanctuary is situated in the Lohit District of Arunachal Pradesh. The park is named after the Kamlang River which flows through it

The NW-1 passes through West Bengal, Jharkhand, Bihar and Uttar Pradesh.