(a) whether the Government proposes to lease out the land for excavation as the outskirt of sanctuary area under the Manguraha forest in the western Champaran district of Bihar;
(b) whether the Government is aware that the stones have been accumulated in the Pandai river of Dhori to the extent of a major threat;
(c) if so, whether the Government is considering to take action on this issue; and
(d) if so, the details thereof?