Latest Answer: In Noida, you can buy property in Noida Sector-150 as it is the greenest sector of Noida. All top Real estate developer are there in this sector. I booked my flat in Ace Parkway. They are providing approx 75% green area and 42 acres Shaheed Bhagat Singh Park is just in front of project. They are offering 51 sports facilities in their project.