What is this?

Why does it matter?
Red maple with chlorotic leaves on alkaline soil
                                                      Red maple showing chlorosis on alkaline soil

What are the best trees to choose?
How much trouble is it, and what does it cost? Where can I get more information?
For other information, advice and help on this topic, check the publications of your state land grant univeristy, call the offices of your State Urban Forestry Coordinator, or visit urban forestry websites.