Agri-waste

Researchers have used defective apples to produce a cheap and high-performance electrode for a sodium-ion battery, with applications including grid storage, portable electronics and electric cars.

Peanut shells are generally considered to be a worthless agricultural byproduct. That could be about to change, however, as scientists have developed an air-purifying filter that utilizes the shells.​

In tropical countries such as the Philippines, there are plenty of rice husks ... and also plenty of termites. A group of engineering students recently decided to use the former to address the latter, by creating termite-resistant particleboard from rice husks.

A chemist is making eco-friendly fireplace logs from lawn clippings.

A Hong Kong company is selling 100% biodegradable fast food containers, made from waste straw left over after wheat harvesting.

Researchers have created partially-biodegradable bioplastic using waste meat and bone meal.

The Argentine National Institute for Industrial Technology is taking an interesting alternative approach to the green revival interest in natural dyes: they're experimenting with the extraction of pigments from agricultural waste.