Dealing with pests is never an easy task for farmers, having to navigate between keeping their crops pest-free and not using harmful chemicals. Israeli farmers at the Arava region use another method – predatory insects that kill pests but not crops.

The Israeli company Paulee Cleantech will use a $110,000 grant from the Gates Foundation to boost a waste disposal system that needs neither electricity nor water. The system can turn human waste into compost, which can be used for farming.