(a) the details of the National Highways (NHs) covered under the Green Highways Mission, 2022 in the country, State-wise particularly in Odisha and Maharashtra;
(b) whether the Government has undertaken any research to monitor environmental footprint of the greenhouse gases on NHs and if so, the details thereof;
(c) whether the Government has taken any steps to replace the use of diesel with CNG or LNG in road construction; and
(d) if so, the details thereof and the time by which the said replacement work is likely to be completed?