Solar food dryers play an important role in the drying of agro-produce, which is an excellent way to preserve food. They are an appropriate food preservation technology for a sustainable world.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/prospects-solar-drying-uttarakhand
[2] http://admin.indiaenvironmentportal.org.in/category/author/gunjan-purohit
[3] http://admin.indiaenvironmentportal.org.in/category/author/ishan-purohit
[4] http://admin.indiaenvironmentportal.org.in/category/journal/akshay-urja
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-preservation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solar-thermal-power
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solar-dryers
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttaranchal-uttarakhand