Which choice is an example of an effect of agricultural techniques on the environment?

a. increased oxygen levels in a pond due to fertilizer runoff

b. sediment accumulation in a lake near a farm

c. soil compaction caused by tillage

d. increased plant growth caused by application of herbicides

Answer;

B. sediment accumulation in a lake near a farm

Explanation;

-Agricultural practices have environmental impacts that affect a wide range of ecosystem services, including water quality, pollination, nutrient cycling, soil retention, carbon sequestration, and biodiversity conservation.

-Negative environmental impacts from unsustainable farming practices include: Land conversion & habitat loss. Wasteful water consumption. Soil erosion and degradation.

i am going to guess that it is co2.