Fishing - The activity of catching fish and other animals from rivers, lakes and oceans., Coastal fishing - This fishing happens near the coast. , Deep-sea fishing - This fishing happens far from the coast. , Mining - It is the activity of extrancting minerals and rocks from the Earth. , Surface mining - This mining takes place on the Earth´s surface. , Underground mining - This mining takes place under the Earth´s surface. , Arable farming - It is the activity of growing crops. , Dry crops - These crops only need rainwater to grow, such as olives. , Irrigated crops - These crops need a lot of water to grow, such as potatoes. , Livestock farming - It is the activity of keeping animals, such as cows, sheep, etc.,

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