The International year of soil aims to raise awareness of why soils are important food security and eco-system, which comprises all plants and animals in an area.
The UNITED NATIONS (UN) also declared 2015 as the year of light and light based technologies.
The International Year Of Light And Light Based Technologies(IYL 2015) aims to raise global awareness of the social, economic and developmental role of light and optical technologies.
Here is two videos about the Internationals Year Of Soils and International Year Of Light and Light Based Technologies.
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