The DP Tree Book initiative, by the Dhammika & Priscilla Perera Foundation and Planet Protectors, focuses on conserving and revitalizing Sri Lanka's endangered tree species. Aiming to document and protect over 520,000 endangered trees and donate 10 million plants from the National Red List, the project seeks to preserve the country's rich biodiversity for future generations​ (DP Tree Book)​​ (DP Tree Book)​​ (Treebook)​.