USAIDIndia 
A Net Zero Energy Building (NZEB) is a building that generates as much energy as it consumes over the course of a year . Energy efficient building design and technologies as well as on-site energy saving systems, like solar power and waste recycling, all help to make a building Net Zero Energy. USAID’s New Zero Energy Buildings Initiative is helping policymakers in India to develop a NZEB program for the country. Watch the video to learn more.
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Excellent presentation
Superp.
which software will be recommended for this simulation??
good stuff overall but there's no detail on the ongoing maintenance cost.