04.19.2022
01.03.2022
Categories: ideas | Comments Off on 1kW Arduino MPPT Solar Charge Controller (ESP32 + WiFi) : 46 Steps (with Pictures) – Instructables
Source: 1kW Arduino MPPT Solar Charge Controller (ESP32 + WiFi) : 46 Steps (with Pictures) – Instructables
08.20.2021
Geoff Lawton infographics
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Source: 686aaf4674dc9cd75ea7260e5661cb60.jpg (1400×1959)
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Categories: ideas | Comments Off on ONE YEAR with a ROCKET MASS HEATER — FULL demonstration and family review – YouTube
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Categories: ideas | Comments Off on Some millennials aren’t saving for retirement because they don’t think capitalism will exist by then – Salon.com
Source: Some millennials aren’t saving for retirement because they don’t think capitalism will exist by then – Salon.com
02.22.2018
Categories: Food growing, ideas | Comments Off on Solar CITIES IBC Biogas System Tutorial Complete – YouTube