Which of the following is not a long-term effect of mining in the picher mining district?
a. increased levels of lead in the blood stream
b. increased incidents of kidney disease
c. increased levels of particulates in the air
d. increased amounts of vegetation

Increased amounts of vegetation is NOT a long-term effect of mining in the Picher Mining District   (Option D)

Explanation: However, these mines as much as they contribute, they are destroying our environment and contribute in global warming.

There are many long-term effects of mining:  

- Due to mining, many of the resources may run out in the next ten years  

- Mines can cause erosion  

-causes Loss of bio-diversity  

- Pollution in the soil, water and air  

- Machines that are used in mining also produce large amount of greenhouse gases

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.