The parliamentary standing committee on science and technology and environment and forest has also recommended dredging and desilting of water bodies in Srinagar on "war-footing" to enhance the holding capacity of these bodies.
For mitigating environmental pollution in Leh, the panel has recommended the constitution of an expert group to study ways and means to reconcile the growth of tourism with imperatives of preserving the ecology.
"Central government should sanction suitable and adequate relief package to state government and actively engage with the state administration to bring relief to the people," the committee chaired by former Union Minister Ashwani Kumar said.
Concerned over unprecedented floods in the context of climate change in Srinagar and failure of warning and forcasting of flood system, members of the committee visited Srinagar, Leh, Jammu and Pathankot and interacted with central and state government agencies as well as members of civil societies.
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"Central Water commission should process detailed project report submitted by the state government for conservation of Dal Lake expeditiously," the committee said in its report.
It said that effect of cement factories in Khrew area on environment should be examined and a detailed project with facts should be prepared and submitted to the Central Pollution Control Board and the committee.
It also urged the Earth Sciences Ministry and IMD to coordinate and integrate their efforts with state and ensure timely warning and forcasting for such calamities, particularly floods.