About: environmental catastrophe

Premodifier: environmental
Head noun: catastrophe

Same concepts
http://dbpedia.org/resource/Environmental_disaster

Broader concepts

label	provenance	confidence
issue	isap:415314322	0.586977
problem	isap:140237945	0.586321
disaster	isap:463636211	0.578727

Narrower concepts

label	provenance	confidence
global warming	isap:66167150	0.803318
climate change	isap:453168829	0.791375
oil spill	isap:207650549	0.732398
ice age	isap:111325723	0.697668
deepwater horizon	isap:65966434	0.658669
drought	isap:67324636	0.523829
hurricane	isap:304704	0.475916
flood	isap:208020243	0.445202
tsunami	isap:64866150	0.444991
spill	isap:207650546	0.417439
pollution	isap:1271999	0.408506
water	isap:207287637	0.396025
deforestation	isap:500860873	0.388512
fire	isap:417610676	0.359598
tar sand	isap:416878222	0.331844
result	isap:450877720	0.295227