Another guess: Environmental reporters probably only get their news from other like-minded environmentalists. If this was the case, based on "10 most intriguing questions" found on our $20ashare site, the questions and the answers might have been much too much for some to comprehend--especially if the questions and answers were new, detailed information. We'll see.
A person has to be quite knowledgeable to even understand the implications of the questions much less, be able to assess the answers.
Again, just a stab at an answer.