Most of the world's nations (around 130) have committed to reaching net-zero carbon dioxide or greenhouse gas (GHG) emissions by 2050, yet robust policies rarely underpin these ambitions. To investigate whether existing and expected national policies will allow...
This study examined whether high nutrient concentrations associated with leaf-cutting ant nests influence plant growth and plant water relations in Amazon rain forests. Three nests of Atta cephalotes were selected along with 31 Amaioua guianensis and Protium sp....
Considerably more is at stake in the ongoing battle in Brazil's Congress and government over the country's core forest protection legislation, the Forest Code, than President Dilma Rousseff's political fortunes or Brazil's international reputation. Full...
This data set provides a time series of calcium, magnesium, and potassium extracted from soil samples from a laboratory column extraction study conducted in 2002. Soils used in the columns were originally collected in 1998 in Fazenda Vitoria, a cattle ranch 6 km...
Este estudo objetivou avaliar a eficácia de tratamentos pré-germinativos em diferentes substratos para superar a dormência de sementes de Ormosia paraensis Ducke. Foram avaliados quatro tratamentos prégerminativos: 1) escarificação mecânica, 2) escarificação...
Understory fire modeling is a key tool to investigate the cornerstone concept of landscape ecology, i.e. how ecological processes relate to landscape structure and dynamics. Within this context, we developed FISC—a model that simulates fire ignition and spread and...
Este estudo investigou o papel das saúvas na recuperação da vegetação pós-fogo. Foi hipotetizado que a perturbação do fogo aumenta a abundância de ninhos de saúva (1) e as atividades de remoção de sementes (2) e desfolha (3), especialmente no ambiente de borda. Os...