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- W2119412435 abstract ": Red-list data from non-island nations show that a greater proportion of protected area is correlated with significantly lower percentages of threatened birds, mammals and plants, and especially overharvested birds and mammals, once the effects of endemism, human population size, and other confounding variables are removed. Proportion, number and size of areas protected are among the reserve traits correlated with reduced threat. Per-capita conservation spending strongly correlates with per-capita income and with proportion of area protected, number of reserves, and proportion of partially protected area. Although most reserve traits are positively correlated among themselves, median reserve size is significantly inversely correlated with other reserve traits and with conservation spending, indicating that wealthier nations have more numerous but smaller and less protected reserves than poorer nations. These findings represent correlation rather than causation, but they do support studies at finer scales which suggest that even poorly protected “paper parks” are better than no parks at all for the reduction of threat among species.Resumen: Los datos de la lista Roja de naciones que no son islas indican que mas areas protegidas (reservas) estan correlacionadas con porcentajes significativamente mas bajos de aves, mamiferos y plantas amenazadas de extincion y en particular con especies de aves y mamiferos sobreexplotadas, una vez que se ha removido el efecto del endemismo, el tamano de la poblacion humana y otras variables que podrian confundir el analisis. La proporcion, el numero y el tamano de las areas protegidas se encuentran entre las caracteristicas de las reservas correlacionadas con la disminucion de amenazas. El gasto per capita para la conservacion se correlaciona fuertemente con el ingreso per capita y con la proporcion de area protegida, el numero de reservas y la proporcion del area parcialmente protegida. Aunque la mayoria de las caracteristicas de las reservas se correlacionaron positivamente entre si, la media del tamano de la reserva estuvo inversamente correlacionada de manera significativa con otras caracteristicas de las reservas y con el gasto para la conservacion, indicando que las naciones mas ricas tienen un numero mayor de areas protegidas pero son mas pequenas y estan menos protegidas que las naciones mas pobres. Estos resultados son correlacionales pero no prueban una causa, sin embargo, apoyan estudios a escalas mas finas que sugieren que las areas pobremente protegidas “parques en papel” son mejores que la carencia total de parques para obtener una reduccion en los indices de amenazas de especies." @default.
- W2119412435 created "2016-06-24" @default.
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- W2119412435 date "2002-04-01" @default.
- W2119412435 modified "2023-09-25" @default.
- W2119412435 title "Effects of National Conservation Spending and Amount of Protected Area on Species Threat Rates" @default.
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- W2119412435 doi "https://doi.org/10.1046/j.1523-1739.2002.00442.x" @default.
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