A messy subject, but important for our environment and economics. Manure is still massively under-exploited. Alone, it is a fertilizer full of pathogens which get spread back onto the fields. But put through a methane digester under anaerobic c…
Iceland's geothermal standard
After visiting the geothermal glasshouses in Flúðir, Iceland, and hearing about rising electricity costs despite all the waterfalls and geothermal hotspots in the …