The concept in source two that the author is trying to make is that we need nature, but we do not care about it, but once it becomes compromised we start to care. The writer in the source is explaining that nature is not just our parks or our forests, but as well as the things that we eat and the energy that we consume. The things that we use everyday and depend on are not being thought about. The perspective towards the author’s source is negative towards our environmental impact because we are not thinking about it. He is stating that we must realize what we are causing now instead of waiting until it is already being compromised.
The idea presented in source 3 is that the price we are paying for modernizing