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How efficient are solar panels on my house after 19 years?
To check the efficiency of the solar panels on my house after 19 years of use, and to obtain regular reports on them, I’m receiving a report from Solar Analytics.
Here’s a simple, low cost , low tech design which keeps rain water where it falls to make a self-watering nature strip.
Let’s put nature into the ‘nature’ strips of our cities. It’s easy.
What does the data tell us about living off-grid for water in the heart of Sydney?
Analysis of water quantity by an American intern in Sydney, Jillian Meehan.
