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Showing items 1 through 9 of 211.
This paper examines how a changing climate may affect rice production and how Vietnamese farmers are likely to adapt to various climatic conditions using an innovative yield function approach, taking into account sample selection bias and endogeneity of inputs.
Desertification/land degradation is rarely accounted for as an economic issue, and drought barely accounted for as a disaster.
La désertification et la dégradation des terres sont rarement considérées comme un problème économique et la sécheresse est à peine considérée comme une catastrophe.
La desertificación/degradación de la tierra raramente está considerada como un tema económico, y la sequía rara vez como un desastre.
Migratory species come in all shapes and sizes, from tiny insects and birds to large buffalo and elephants, to sharks and dolphins or snakes . Whether their journey crosses thousands of kilometers, or just a few, migratory species play essential roles in ecosystems worldwide.
Les espèces migratrices sont très variées, depuis les insectes et les oiseaux jusqu’aux bisons et aux éléphants, depuis les requins et les dauphins jusqu’aux serpents.
Las especies migratorias existen en todos los tamaños y formas, desde los de minúsculos insectos y pequeñas aves hasta grandes búfalos y elefantes, pasando por tiburones y delfines o serpientes.
Los ecosistemas pastoriles del mundo se caracterizan por algún grado de aridez y pastoreo por grandes herbívoros, que por su biomasa por área y los efectos de su actividad pueden ser consideradas especies ingenieras del ecosistema.
The agricultural policies after Independence in South Korea can be roughly classified into three policies: policies for food increase till the 1970s, policies for structural improvement in the 1980s and 1990s, and policies for rice production adjustment in the 2000s.