Many reintroduction projects for conservation fail, and there are a large number of factors that may contribute to failure.
Mass tree-planting, he wrote, 'is not conservation but an admission that conservation has failed'.
However, we speculate that this may not be the major reason as we were able to obtain positive northern blot hybridization signals for some sequences with as low as 12% conservation, but failed to obtain signals for some sequences with 100% conservation.
"The free market economic model for conservation has failed," he writes, after long years of struggle.
One thing that everyone can agree on is that tiger conservation has failed.
"It is painful that despite significant investment in the Vietnamese rhino population, conservation efforts failed to save this unique animal.
Due to a variety of reasons, conservation projects failed to preserve socio cultural assets of historic environments.
"It is painful that despite significant investment in Vietnamese rhino conservation, efforts failed to save this unique animal, " said WWF's Vietnam director Tran Thi Minh Hien.
However, both conservation networks fail to conserve occurrences from one portion of the species' range, possibly speeding loss of unique local adaptations.
Their enormous decline over the past decade has many scientists worried about biodiversity and the health of the oceans, but in part because of their negative image, many conservation efforts fail.
In this article it is shown by asymptotic analysis and numerical examples that semidiscrete high resolution methods for hyperbolic conservation laws fail to capture this asymptotic behavior unless the small relaxation rate is resolved by a fine spatial grid.
