The tropics contain the overwhelming majority of Earth's biodiversity: their terrestrial,
freshwater and marine ecosystems hold more than three-quarters of all species, including …

Water quality improvement is one of the top priorities in the global agenda endorsed by
United Nation. In this review manuscript, a holistic view of water quality degradation such as …

Hydropower is a rapidly develo** and globally important source of renewable electricity.
Globally, over 60% of rivers longer than 500 km are already fragmented and thousands of …

The recent 70% decline in deforestation in the Brazilian Amazon suggests that it is possible
to manage the advance of a vast agricultural frontier. Enforcement of laws, interventions in …

Hydrological connectivity regulates the structure and function of Amazonian freshwater
ecosystems and the provisioning of services that sustain local populations. This connectivity …

Freshwater ecosystems are among the most diverse and dynamic ecosystems on Earth. At
the same time, they are among the most threatened ecosystems but remain …

In an effort to ensure energy independence and exploit mineral resources, the governments
of Amazonian countries are embarking on a major dam building drive on the basin's rivers …

Brazil has more than 700 large reservoirs distributed in all of the major river basins of South
America. Most dams were constructed to produce electricity. Although these reservoirs favor …

The Amazon basin hosts the Earth's highest diversity of freshwater fish. Fish species have
adapted to the basin's size and seasonal dynamics by displaying a broad range of migratory …

Most large rivers in South America are fragmented by large dams, and a common
management strategy to mitigate impacts has been construction of fish passes. Recent …