4. For the purposes of this Act,(1) “forest development activity” means an activity related to timber felling and harvesting, the operation of a sugar bush, the construction, improvement, repair, maintenance or closure of infrastructures, the carrying out of silvicultural treatments, including reforestation and the use of fire, fire protection, the suppression of insect epidemics, cryptogamic diseases and competing vegetation, and all similar activities that tangibly affect forest resources;
(2) “ecosystem-based development” means development that consists in ensuring the preservation of the biodiversity and viability of ecosystems by reducing the differences between developed and natural forests;
(3) “wood-processing plant” means a set of facilities for processing rough or partially processed timber.