Question

I need to answer this now!!!!
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Answer 1

1.Fertilizer:

DEFECTS:

its overuse has hardened the soil,

decreased fertility,

strengthened pesticides,

polluted air and water

, and

released greenhouse gases,

Maintainance

• using in required quantity
• using alternative fertilizer like organic fertilizer.

2.COOKING Gas

DEFECTS:

increases global warming

Maintainance

using electrical equipment