During his Fellowship in 1999, Moacyr researched the importance of Eucalyptus solid and engineered wood products in the US market. He has worked in plantations management at various forestry companies, including Klabin, Veracel Celulose, and Stora Enso in China. He is currently Director of Forestry in a joint venture between Stora Enso and the Chilean company Arauco in Montes del Plata, Uruguay.