Carrots. For garnishing and presentation purposes, carrots and the brilliant colors of Swiss chard ribs are similar in color, texture and crispiness. On the other hand, if you are looking for a similar taste, celery can be a substitute for the ribs of Swiss Chard. It is mild in flavor and works great as a replacement.
The correct answer to your question would be carrots - due to their color, size, and texture carrots and swiss chard can indeed be used interchangeably. However, from a nutritional standpoint the two aren't that close.
They could set up a fundraiser, or an awareness campaign in order to inform the public about the disease. (something similar to the Ice Bucket Challenge) I hope this helps! :)
