Wetlands are among the world’s most productive and valuable ecosystems and are an integral part of many ecosystems. This book attempts to raise awareness on the relevance of wetland systems and their current impacts and existency threats in different regions of the world. It aims at describing the status, challenges and loss of wetlands related to conflicts between anthropic activities and natural ecosystem services fundamental for people’s livelihoods.
Los pueblos indígenas de América Latina viven una compleja realidad jurídica. Este libro interesa a los indígenas porque la relación entre los Estados Nacionales y los pueblos indígenas es una tema no resuelto todavía. Este libro informa acerca de la realidad de las normas constitucionales sobre indígenas en América Latina, hace un balance de los mismas, y abre un debate sobre los problemas, bondades e incoherencias que ofrece la legislación de cada uno de los países.
This report, two years in the making, provides a comprehensive assessment of progress being made towards SFM in each ITTO producer member country and identifies the challenges remaining. Key findings include that the area deemed to be under sustainable management has grown by 50% over the past 5 years but that several countries continue to struggle to make the transition to sustainability in their tropical forests.
With only about one-sixth of the original coral cover left, most Caribbean coral reefs may disappear in the next 20 years, primarily due to the loss of grazers in the region, according to this latest report, Status and Trends of Caribbean Coral Reefs: 1970-2012. This is the most detailed and comprehensive study of its kind published to date – the result of the work of 90 experts over the course of three years.
La degradación ambiental, producto de un conjunto de actividades económicas, entre ellas la agricultura, produce efectos negativos sobre la salud de las personas comprometiendo, de esta forma, el desarrollo sostenible. Éste es uno de los enfoques presentados en la publicación, como resultado de varios años de investigación adelantada por los autores, en tres localidades de producción agrícola venezolana.
