This study aims to determine and analyze the effect of work health safety and work life balance on performance with job satisfaction as a mediating variable for Covid 19 nurses, Dr. M. Djamil Padang. This research is an exploratory research with quantitative methods.Which non-probability sampling technique uses the purposive sampling method? sampling is based on pre-defined intent with a sample of 155 Covid 19 nurses at Dr. M. Djamil Padang. This study uses Partial Least Squares- Structural Equations Modeling (PLS-SEM) with smart PLS 3 program. The results show that occupational health safety has a positive and significant effect on job satisfaction, work life balance has a positive and significant effect on job satisfaction, occupational health and safety. positive and significant effect on performance, work life balance has a positive and significant effect on performance, job satisfaction has a positive and significant effect on performance and occupational health and safety has a positive and significant effect on performance through job satisfaction and work life balance has a positive and significant effect on performance through satisfaction workCovid 19 nurse at Dr. M. Djamil Padang.

The research was conducted in the Regional Development IV of East Java Province (Jember Regency, Bondowoso, Situbondo). Primary data were obtained from tourists, business actors, communities around tourism sites, practitioners, and related agencies. Secondary data were obtained from various agencies, including the Jember Regency Tourism Office, the Bondowoso Regency Tourism and Youth and Sports Office, and the Situbondo Regency Tourism Office. Likewise through the Internet and books and research journals. The analytical tool used in this study is SWOT (Strengths-Weaknesses-Opportunities-Treat) which is used to develop strategic factors in developing tourist destinations in the Regional Development Unit IV of East Java Province. The results showed that in the SWOT quadrant, the position of ECO-TOURISM POTENTIAL DEVELOPMENT in SWP IV is located in quadrant I, meaning that in this quadrant the situation is very favorable. This means having opportunities and strengths that can be utilized to the fullest. The right strategy in this situation is to support an aggressive growth policy (growth-oriented strategy). Judging from the results of the IFAS and EFAS calculations and described as SWOT quadrants, the results are in the position of the Ecotourism potential development quadrant in SWP IV is in the quadrant I position. So the development of ecotourism potential is in a very profitable position, this is because it has strengths and opportunities that can be utilized economically maximum. As a result, ecotourism in SWP IV East Java Province must support an aggressive growth policy (growth-oriented strategy). Based on the results of the IE matrix, it is in quadrant I cells so the right strategy is backward integration, forward or horizontal integration, market penetration, market development, and product development. Meanwhile, based on the Quantitative Strategic Planning Matrix (QSPM), a product development strategy was chosen so that to create the potential for ecotourism development, it was necessary to prioritize the development of existing products in ecotourism and Micro, Small, and Medium Enterprises products.