Home to The Ohio State University with nearly 60,000 students, 5 Fortune 500 companies, over +25% population change since 2000, 2016 smart city challenge award winner gaining 50 million dollars in funding from the government (https://www.columbus.gov/smartcity/), Intel is spending 20 Billion dollars to build two semiconductor plants, and many more great things presently and coming in the future.

Columbus is expecting to grow even more with the upcoming presence of Intel and Honda plants.

Home to TheOhio State University with nearly 60,000 students, 5 fortune 500 companies,over +25% population change since 2000, 2016 smart city challenge award winnergaining 50 million dollars in funding from the government ( https://www.columbus.gov/smartcity/), Intel is spending 20 Billion dollars to build twosemiconductor plants, and many many more great things presently and coming inthe future.

Enhance the curb appeal by maintaining the landscaping, adding fresh plants or flowers, and ensuring the entrance area is clean and inviting.

Furthermore, Intel is spending 20 Billion dollars to build two semiconductor plants, and many more great things presently and coming in the future.

Buying real estate is like planting a tree, the best time to do it is 30 years ago.

He said at some point large sections of the better off population left due to high rates of cancer from being so close to the chemical plant. 

I suppose it could be that homeowners who have solar take better care of their homes in general or are more analytical as others here have mentioned (interesting theory), but I suspect the power plant producing hundreds of dollars worth of electricity each month is actually the biggest selling factor, which is why we now know that homes with solar consistently sell for a 4% premium.

There is a petrochemical refinery and fertilizer plant here. 

I didn't plant the tree, it may have been done by the developer.