International Day for Biological Diversity is being celebrated on 22 May every year to increase awareness and understanding of the issues of biodiversity.
The Minister for Housing and Urban Affairs & Petroleum and Natural Gas, Hardeep S Puri launched the BHARAT TAP initiative at the 'Plumbex India' exhibition.
The International Day of Light is being celebrated on 16 May each year, the anniversary of the first successful operation of the laser in 1960 by physicist and engineer, Theodore Maiman.