This essay entitled "Quantifying Biomass and Carbon Reserve Agroforestry Coffee (Coffea arabica L.) in two levels of altitude," aims to contribute to the generation of information basis for the development of projects for marketing carbon credits, through the use of agro coffee in the Amazon, as sinks of greenhouse gases and as a potential engine of development for coffee producers. We used a descriptive statistics and comparative, which aims to quantify the pool of carbon in agroforestry systems Coffee and two levels of altitude in the San Martín region. These comparisons were made in the E.E. - ICT, located 2.5 km. Tarapoto, in the district Banda of Shilcayo, Sector Venice Lagoon (transects 1, 2, 3), and the Fundo Sananguillo, Sananguillo sector, 10 km. the town of Lamas, in the district of Lamas, Province of Lamas, (transects 4, 5, 6). The results show carbon stocks for each type of ...