| hierarchy of ecosystems(noun, expression, entity, system, complex) |
| high conservation value ecosystem(noun, expression, entity, system, complex) |
| highland ecosystem(noun, expression, entity, system, complex) |
| human ecosystem(noun, expression, entity, system, complex) |
| interconnected ecosystem(noun, expression, nature, system, complex) |
| internationally important ecosystem(noun, expression, entity, system, complex) |
| island ecosystem(noun, expression, entity, system, complex) |
| land ecosystem(noun, expression, entity, system, complex) |
| lifestyle-based ecosystem(noun, expression, nature, system, complex) |
| locally-closed ecosystem(noun, expression, entity, system, complex) |
| lotic ecosystem(noun, expression, entity, system, complex) |
| man-made ecosystem(noun, expression, entity, system, complex) |
| man-modified ecosystem(noun, expression, entity, system, complex) |
| managed ecosystem(noun, expression, entity, system, complex) |
| mangrove ecosystem(noun, expression, entity, system, complex) |
| manipulated ecosystem(noun, expression, entity, system, complex) |
| march ecosystem(noun, expression, entity, system, complex) |
| marine ecosystems analysis program(noun, expression, entity, system, complex) |
| marine ecosystems study in tropical area(noun, expression, entity, system, complex) |
| mediterranean ecosystem(noun, expression, entity, system, complex) |