The continued fight to eradicate polio from Rotary International in support of immunization activities saw significant progress in the year 2014, The World Health Organization has declared India polio free, The certification is being hailed a "historic milestone" in the global fight to eradicate the deadly virus. It comes after India officially recorded three years without a new case of polio. Polio cases have decreased by over 99% since 1988, although the disease is still endemic in Afghanistan, Nigeria and Pakistan. Other countries in the WHO South East Asia region, such as Sri Lanka, Maldives and Bhutan, have been free of the virus for more than 15 years. However, despite the "huge global significance" of the announcement, the WHO admits there are still major challenges to overcome if the world is the reach the goal of eradicating polio everywhere by 2018. 
Polio mainly affects children under five years old. The virus is transmitted through contaminated food and water, and multiplies in the intestine. It can then invade the nervous system, causing paralysis in one in every 200 infections. 
Rotary Bangalore South in association with Postal Department, Karnataka Circle has recognized the efforts of Dr. Jonas Edward Salk- discoverer of Polio Vaccine by releasing a special postal cover celebrating birth centenary of Dr Jonas Salk.
A Special postal cancellation mark depicting the Globe, the Child, the Polio drops, the Rotary symbol and the name of Rotary Bangalore South was designed and used on the cover.
These limited edition Special Covers with the Special Cancellation were aptly released on the National Immunization Day, 18th Jan, 2015 by District Governor Rtn. Manjunath Shetty M and Rotary Bangalore South President Rtn Sridhar B R. This program was held in the Kanteerva stadium during ‘Karnapex 2015’.
PDG Rtn M N Suresh, PDG Rtn Srikanth Chatrapathy, PDG Rajendra Rai, DGN Rtn Ananth H R, Dr P Narayana, vice chairman, India National polio plus committee and many Rotarians from various clubs graced the occasion.