Which one of the following statements are not correct regarding land degradation in different states.

i. In states like Jharkhand, Chhattisgarh, Madhya Pradesh and Odisha deforestation due to mining have caused severe land degradation.

ii. In states like Gujarat, Rajasthan, Madhya Pradesh and Maharashtra excessive use of Fertilizers and Pesticides is one of the main reasons for land degradation.

iii. In the states of Punjab, Haryana, western Uttar Pradesh, over irrigation is responsible for land degradation due to water logging leading to increase in salinity and alkalinity in the soil.