Millions of tonnes of methane and CO2 emissions are produced due to improper disposal of massive amounts of used coffee grounds all over the world. Coffee grounds are high in residual oils and Bio-Bean, a...
In the past, we have highlighted companies like (B)Engery and DB Export, that uses organic waste and brewery by-product to make biogas respectively. HomeBiogas is taking it a step further by offering a household Biogas System that will...
In the past, we have highlighted the solar-powered toilet, a unit developed by a team at Caltech that treats waste water, providing a safe and inexpensive way to dispose off human waste. Now, we would...
