You cannot chop it down or burn it without running large climatic risks.
2.
The highlands had been grazing grounds for llamas and alpacas, but had not been used for agriculture because of their low productivity and high climatic risks.
3.
Particularly, and according to the Water Ministry, irrigation contributes to rural development since it ( i ) decreases climatic risks providing water for ensure production; ( ii ) increases food security and supply to local and national markets; ( iii ) increases productivity generating export capacity and agricultural revenue; ( iv ) intensifies land use; ( v ) generates income and reduces migration; ( vi ) allows diversification of crops including high value cops; and ( vii ) generates productive investment.