Sentence:  Other THC activities followed , conducted by shopping centers , department stores , recreation equipment dealers , radio - TV stations , newspapers , and other organizations interested in the need existing to acquaint youngsters with the proper use of sporting firearms and the development of correct attitudes and appreciations related to hunting and wise use of our <WSD>natural</WSD> resources . 
Meaning of the word marked with <WSD> tags:  resources (actual and potential) supplied by nature