The correct option is 'it was relatively non-existent, and most scientists in these fields were considered naturalists' because it describes the state of ecology and environmental science prior to 1960 (option 1).
Environmental science is a field of study that analyzes the interactions of organisms and abiotic factors in a given ecosystem.
Environmental sciences are fundamental to fight against climate change and global warming.
In conclusion, the statement 'it was relatively non-existent, and most scientists in these fields were considered naturalists' describes the state of ecology and environmental science prior to 1960.
Learn more about environmental science here:
https://brainly.com/question/3443105
#SPJ1