Whether caffeine can improve memory if taken before learning something new is debatable. Most research has found little-to-no effect from ingesting caffeine prior to creating new memories. One recent study, however, found that taking a caffeine pill after a learning task actually improved memory recall up to 24 hours later. Air Conditioning Replacement Service

I have to say honestly that I don’t know. We won’t know until African farmers are given a chance to try these technologies, and they haven’t yet. Farmers in Africa lose a lot of their crops to insects and pests and disease; that’s why crop yields there are a fraction of what other developing countries enjoy HVAC Installation & Replacement Service. So, instead of trying to guess the difference these crops would make, I’d like to give it to farmers in Africa and let them see for themselves.