Pipelines, roads, railways and transmission lines cause severe habitat fragmentation in the Amazon rainforest.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/canopy-bridges-keep-rainforest-animals-connected-over-gas-pipeline
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/mongabay
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/amazon
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mammals
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/monkey
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodiversity
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/habitat