pawan mittal Cutting of plants and trees illegal

Respected sir/madam
I want to draw your attention towards cutting of plants and trees illegally without any permission and information. I am resident of spring field colony sec 31 faridabad, h. No. 15, BLOCK 8. I had plant trees before 7 years, resident of 2nd floor of my building are very bad they cut my all trees outside with my boundary wall. Sir please do as need full in this matter thanks Pawan mittal