Environment component	Aspects	Description of the aspects to be assessed
Physicochemical	Geology and Geomorphology	Types of rocks. Geotechnic characteristics and mineral deposits. Relief, slope analysis.
	Soils	Characteristics of soils. Potential for exploitation.
	Seismic conditions	Seismotectonic characterization seismic danger of area. Construction alternatives for the Project.
	Air quality	Possible emissions from the Project. Areas of health protection. Level of continuous and isolated noise. Particulate emissions and greenhouse gases.
	Climate	Microclimate, air quality and influence of the Project. Temperature, winds, humidity, precipitation, insulation, evapotranspiration.
	Fresh water	Availability, management and quality of public service. Sources of supply. Surface water, groundwater and quality thereof. Natural and artificial drainage systems. Sources of pollution.
	Salt water	Quality of coastal and marine waters. Currents, tides and sources of pollution.
Biological- ecological	Vegetation and flora	Types and formations of terrestrial, aquatic and marine vegetation. Endemic species or those in danger of extinction, fragile or highly vulnerable ecosystems. Forests. Urban green areas.
	Fauna	Status and distribution of terrestrial, aquatic and marine fauna. Endemic species or those in danger of extinction. Habitat, ecosystems and migrations. Fisheries and wildlife.
	Ecological Relationships	Protected areas, management and areas of high environmental sensitivity. Relationships: climate-vegetation-soil; climate-relief-vegetation.
Sociocultural environment	Village settlements and social stakeholders	Key village settlements and social stakeholders. Social behavior and poverty. Total population, resident and eventual, by age and sex. Work force. Education and health.
Sociocultural environment	Cultural heritage and recreation	Historical and cultural traditions. Tangible and intangible heritage of historical and architectural value, monuments, and works of architectural value. Recreation.
Economic-operational environment	Economic relationships	Type of property by sector, Income and average salary.
Economic-operational environment	Services	Basic services available to the community and their quality. Infrastructure.