 |
| Russian | English |
| Дарвинский государственный природный заповедник | Darwin State Nature Reserve (TatkaS) |
| Печоро-Илычский государственный природный биосферный заповедник | the Pechora-Ilych State Biosphere Nature Reserve (Drozdova) |
| природный лигнин | protolignin |
| природный парк | national park |
| природный пожар | wildland fire (A wildfire, forest fire, bushfire, wildland fire or rural fire is an unplanned, uncontrolled and unpredictable fire in an area of combustible vegetation starting in rural and urban areas. Some forest ecosystems in their natural state depend on wildfire.  wikipedia.org) |