Plastics management remains a challenge in India. India generates > 4.1 million tonnes of plastic waste annually, yet a large portion of mixed or contaminated waste is mismanaged, ending in landfills or leaching into natural systems. A circular economy will enable better use and management of plastics, across design and production, use and end-of-life stages, to ensure valuable materials are kept longer in circulation, and new...

Background and aims Agricultural soils in semi-arid sub-Saharan Africa are often low in soil organic carbon (SOC) and nitrogen (N), making them vulnerable to degradation and threatening food security of smallholder farmers. Conservation agriculture practices such as mulching are promoted as climate-resilient strategies to improve soil fertility, but it remains unclear whether these practices improve soil biogeochemical propert...