Database research record2015·Brazil (Manaus)
Os Impactos da Agricultura Urbana na Qualidade da Água na Nascente do Igarapé do Mindu - Comunidade Nova Esperança (Manaus – AM)
Samara Aquino Maia, F. Wachholz, Raquel Gouvêa dos Santos, João Carlos Ferreira Júnior
Boletim Amazônico de Geografia
Urban Farm DB summary
This study identified environmental impacts on a Mindu Igarapé spring in Manaus, Brazil, by collecting water samples at eleven points. Water temperature increased from 29.6 to 30.6°C downstream due to riparian vegetation removal and dredging. pH (6.6-7.7) and electrical conductivity (0.16-0.32 mS/cm) also increased downstream, possibly linked to expanding horticulture using fertilizers. Most analyzed water quality variables were negatively influenced by anthropogenic activities, including horticulture, riparian vegetation removal, dredging, and small dam construction.