Results 91 to 100 of about 2,070,775 (260)
, 1979 The objective of the study is to develop a plan for the management of the water resources of the basin by identifying policies, programs and projects in the areas of water conservation; water quality; water supply; flow maintenance; flood loss reduction;
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The changing course of the Amazon River in the Neogene: center stage for Neotropical diversification
Neotropical Ichthyology, 2018 We review geological evidence on the origin of the modern transcontinental Amazon River, and the paleogeographic history of riverine connections among the principal sedimentary basins of northern South America through the Neogene.
James S. Albert, Pedro Val, Carina Hoorn
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Isopods Cymothoidae ectoparasites of fish from the Amazon
Revista Brasileira de Parasitologia Veterinária, 2020 Most freshwater species of Cymothoidae are distributed in South America. They have mainly been recorded in the eastern and western regions of the Amazon River basin.
Lucena Rocha Virgilio +5 more
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Animal Conservation, EarlyView.Climate change is projected to substantially erode taxonomic, phylogenetic, and functional diversity of endemic and threatened birds in the Brazilian Amazon by 2100. Integrating these dimensions with climate refugia revealed priority conservation areas, particularly in the eastern Amazon, highlighting where conservation efforts can best safeguard ...
Kauê Felippe de Moraes +5 more
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2006 Delaware River and Bay Integrated List Water Quality Assessment
, 2006 This report provides an assessment of the Delaware River's support of various uses from 2002 through 2004 that are protected by the Delaware River Basin Commission's (DRBC) Water Quality Regulations, or by the federal Clean Water Act of 1972.
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Deforestation and resource disputes in Papua New Guinea
Asian Economic Journal, EarlyView.Abstract Disputes over land and other resources are common in poor areas of Asia and the Pacific, where common pool resources matter for livelihoods, property rights are poorly defined, and state capacity for dispute resolution is low. For example, in Papua New Guinea (PNG), the subject of the current study, one‐quarter of households experience land ...
John Gibson
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Neotropical IchthyologyPterobunocephalus currently comprises two valid species: P. depressus described from the Guaporé River basin and P. dolichurus from the Trombetas River at its confluence with the Amazon River.
Jefferson Luan Crispim +5 more
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Acta Zoologica, EarlyView.ABSTRACT Shape variation in the cephalothorax of Macrobrachium species without mandibular palp using geometric morphometrics was used as a tool to support species differentiation and propose new diagnostic characters for taxonomic identification.
Thaís Arrais Mota +4 more
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Riverine sediment response to deforestation in the Amazon basin [PDF]
Earth Surface DynamicsThe Amazon experiences thousands of square kilometers of deforestation annually with recent rates increasing to levels unseen since the late 2000s. These increased rates of deforestation within the basin have led to changes in sediment concentration ...
A. Narayanan +3 more
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Protected areas on international borders show uneven conservation outcomes
Conservation Biology, EarlyView.Abstract Border protected areas (BPAs) are national protected areas that are immediately adjacent to a country's border or span two or more countries; they are characterized by distinctive opportunities and pressures. They play a critical role in protecting carbon‐rich ecosystems, conserving endangered biodiversity, reducing cross‐border environmental ...
Rachakonda Sreekar +10 more
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