Indicator gaps are also apparent in many existing issue areas, particularly in relation to human health and ecological effects, where the monitoring and data collecting have historically been limited. ###>Des lacunes sont Ã©galement relevÃ©es dans de nombreux domaines, dont la santÃ© humaine et les effets Ã©cologiques, pour lesquels la surveillance et la collecte de donnÃ©es ont Ã©tÃ© limitÃ©es par le passÃ©.