In the ICSE syllabus for Class 4 students on environment, there is a chapter on sparrows and saving them by creating nests based on Rakesh’s work.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/naturalist-puts-environment-back-curriculum-grooms-eco-warriors
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/asian-age-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment-education
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sustainable-development
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sparrow
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-security
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment