Delhi Greens joined Aravalli Biodiversity Park in night camp-out along with school students on 21 May 2010.

Delhi Greens provided outreach and volunteer support for the Green Energy Fair 2010 organised at Rajiv Gandhi Renewable Energy Park.

Delhi Greens organised a Painting Competition and candlelight vigilance for climate action at Imphal on 12 December 2009.

Delhi Greens organised Seal the Deal signature campaign at Dilli Haat, INA in collaboration with the Global Climate Campaign in 2009.

Delhi Greens was part of the Organising Committee of the 5th Bengal Tiger Consultation held on 28 and 29 July 2009.

Delhi Greens organised an Urban Ecotour for the children of Faridabad based Karm Marg organisation on 6 June 2009.

Delhi Greens organised the North City Urban Ecotour to Bhalswa Lake, Yamuna at Majnu Ka Tilla and YBP on World Water Day on 22 March 2009.

Delhi Greens was the official green outreach partner for the international 48°C Public·Art·Ecology Festival organised in 2008.

Inaugural Delhi Greens Urban Ecotours in December 2008, flagged-off by Dr. B.C. Sabata from Government of NCT of Delhi.