World Environment Day - Theme and the host countries.

• 2011 - Forest- Nature at your service - India

• 2012 - Green Economy - Brazil

• 2013 - Think. Eat. Save - Mongolia

• 2014 - Centre around International year of small islands developing states - Barbados

• 2015 - Seven Billion Dreams, One planet, Consume with care - Italy

• 2016 - Go Wild for Life - Kenya

• 2017 - Connection people to nature, In the City and on the Land from the Poles to the Equator - Canada

• 2018 - Beat Plastic pollution - India

• 2019 - Beat the Air Pollution - China

• 2020 - Time for Nature - Columbia and Germany

• 2021 - Ecosystem restoration - Pakistan