A lack of infrastructure can often be a barrier to progress in many parts of the world. But a leading professor has after decades of research concluded that many of the world's biggest projects aren't fit for purpose and could ultimately do more harm than good. CATHERINE HARTE reports
An intense war is being fought between woody vines and native trees in fragmented rainforests, according to new research. The chopping down of rainforest is exacerbating the problem and could lead to significant changes in the ecology and dynamics of these tropical eco-systems, reports CATHERINE HARTE
