My idea to utilize anaerobic digestion, microalgae and bacteria to make this a reality. — Fertilizer prices have risen 30% since the start of 2022 because of the ongoing war in Russia and Ukraine [1]. (Russia produces 23% of global ammonia, 14% of urea, 25% of nitrogen and 21% of global phosphate fertilizer. [2] Since the beginning of the war, Russia has halted all exports…