Answer:
Positive impacts on the land are composting, green spaces, reclamation, recycling, and reforestation.
Step-by-step explanation:
Composting; is correct because it enriches the soil.
Deforestation; is not correct because it destroys the vegetation and causes large-scale erosion.
Desertification; is not correct because this is a negative impact where fertile land with vegetation turns into desert.
Green spaces; is correct because the formation of these spaces usually happens in urban areas, and it is on land that was previously destroyed but has now been turned into a park.
Hazardous wastes; is not correct because they cause big damage to the land.
Mining; is not correct because it destroys the land with its activity.
Reclamation; is correct because this is a human activity where new land is formed through several methods, land that is used very wisely and carefully.
Recycling; is correct because it enables the nutrients to move through the spheres.
Reforestation; is correct because it gets back in good condition areas that were previously stripped of their vegetation.
Urban sprawl; is not correct because it is a process that has been very damaging to the land.