Farming, grazing of livestock, mining, and drilling combined account for: Over 1/2 of deforestation About 1/3 of deforestation 3/4 of deforestation All of deforestation

Over 1/2 of deforestation

Explanation:

Farming, grazing of livestock, mining, and drilling combined account for Over 1/2 of deforestation or more than half of deforestation.

These are few of the major causes of deforestation which is continuously destroying forests and wildlife that leads to global warming.

Forests are destroyed for farming purposes, overgrazing by cattles, urbanization of forests in industries and towns, mining, and drilling should be controlled to save deterioration of the earth.

Hence, the correct answer is "Over 1/2 of deforestation ".