Question

Give one advantage and one disadvantage using sewage sludge in agriculture ​

Answer 1

Answer:

ADVANTAGES

Application of municipal sewage sludge in agriculture is one of the best options for its safe disposal as it provides an opportunity to recycle plant essential nutrients (N, P, secondary nutrients and micronutrients) and improves soil physical, chemical and biological properties due to high organic matter content.

DISADVANTAGES

Sewage sludge incineration may impact the surrounding air quality. Combustion of waste materials may result in the production of fine inhalable particles laced with toxic metals.

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Answer 2

Answer:

Disadvantages-- Sewage sludge incineration may impact the surrounding air quality. Combustion of waste materials may result in the production of fine inhalable particles laced with toxic metals.

Advantage- used as fertilizer

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