Translation of besorgniserregend

Not only will the trip be a success for LIF but for many students it will be a great experience too. We do not care about the stories about us which have been published during the last few months.
We are currently processing the information that you gave us and I will get back to you in the middle of next week. If there are other Spanish language study materials we are always happy to get them.
We went to eat dinner at an Indian restaurant an my wife and I were afraid that it would turn our stomace upside down, just a day before we had to take the long train journey back to the capital.