The Little Book of Litter: An Essential Guide by Keep Britain Tidy is a practical and insightful resource that tackles one of the most persistent urban challenges — litter.

The Management Plan Parque Universidad by the Ayuntamiento de Huesca (Spain) offers a complete and transparent look at the structure, methodology, and daily operation behind the maintenance and long-term sustainability of one of the city’s most emblematic parks.

World Urban Parks Annual Reports capture our global progress, challenges, and achievements. Explore them here and see how we’re shaping greener, healthier, and more inclusive cities worldwide.

The Green Flag Award guide shows how management plans serve as strategic tools—driving vision, funding, and accountability in parks and green spaces.

C40’s Equitable Impact Toolkit helps cities assess waste policies’ social, economic, and environmental impacts, ensuring equity and cleaner urban spaces.