Question

How do crops effect the environment ?
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Answer 1

Crops helps to increase the amount of oxygen.

Answer 2

Answer:

Crops do not damage the environment simply because they are GM. Some farming practices, such as the overuse of herbicides resulting in the excessive eradication of wild plants from farmland have been shown to harm the environment. These problems are similar for non-GM and GM crops.

Explanation:

Environmental impact of agriculture - Rising carbon dioxide levels would also have effects, both detrimental and beneficial, on crop yields. ... At the same time, agriculture has been shown to produce significant effects on climate change, primarily through the production and release of greenhouse gases such as carbon dioxide, methane, and nitrous oxide.