Is the population expected to rise?
When is it expected to rise?
Is the issue being discussed?
How long have they been grown in water?
The issue is being discussed.
Was the idea developed at Columbia?
What's going to be discussed next week?
An expert in vertical farming will be invited to speak.
Water will be recycled.
Where is it being discussed?
The idea was developed at Columbia.
Vertical farming was developed by Despommier.
Will water be recycled?
Crops have been grown in water.
Where was it developed?
Who was vertical farming developed by?
Who will be invited to speak?
Have crops been grown in water?
How will it be recycled?
The population is expected to rise.
Vertical farming is going to be discussed next week.
