Trend in the use of contraceptive methods in Palembang city shows that injections and pills are the most dominant method used for family plan. Data from BKKBN of  Palembang city in 2014 showed that injections and pills were the most widely used each has for 40% and 27%. Whereas according to the BKKBN is one of right way to limit births following the family planning program through the Long-Term Contraception Method (LTM) such as implants, Intra Uterine Device and Method of Operation.The purposes of this research are to know about the distribution of contraceptive used according to the type and to find out the factors that affect the selection method beetween the dominant long-term contraception and short-term by the woman of fertile ages. The methods used were survey research methods, techniques of data collection were by observation and interview using the questionnaire, the analytical techniques used were univariable (descriptive), bivariable (chi-square and t-test) and multivariable (logistic regression).The results of this study shows that use of injections remains a trend of the election method of contraception by woman of fertile ages in Palembang city. The gender of the child owned by fertile age couple became the dominant factor which influences the selection of long-term contraception method and Non LTM. This was proven by the result of the multivariate logistic regression statistical test with a significant value of 0,000 < 0,05.

Land resources availability has been declining due to the rapid development of the industrial, residential, and even tourism sectors in all regions, including Batang Kuis Subdistrict, Deli Serdang Regency of North Sumatra Province. The declining of land resources in Batang Kuis Subdistrict has a strong relationship with the factors causing rapid and dynamic development of Kualanamu Airport located at the east side of the sub-district. Regional development causes land conversion and urban development that impacts on carrying capacity of the land. Therefore, the objective of this study was to determine the relationship between land use and land carrying capacity of Batang Kuis Subdistrict in 2010 and 2017. Data used for this study consisted of primary data by Google Earth satellite imagery of Batang Kuis Subdistrict and secondary data of population and area per village in 2010 and 2017. The analysis used for this study was a quantitative analysis by calculating Land Carrying Capacity (LCC) and spatial analysis by mapping the land area that has been developed in two years with a unit of analysis at the village. Results obtained from this study were land carrying capacity table and the land area maps of Batang Kuis Subdistrict for 2010 and 2017. The highest value of land consumption per capita referring to Yeates dan Garner standard was observed at Sena, Sidodadi, and Mesjid Villages in 2010 and 2017. The main factor is easy accessibility since the development of Kualanamu Airport.

This research explains about the beginning of marriage in the Special Region of Yogyakarta (DIY). Using descriptive analysis to analyze secondary data collected from the Central Statistics Agency (BPS) and other related institutions, data processing uses Ms. Excel Software and presented in tables, diagrams, and graphs. This study aims to determine the factors associated with early marriage in Yogyakarta and determine the impact of early marriage. In 2018, there were 312 initial marriage dispensations approved by the DIY religious court. This figure is up from 2017 with only 294 dispensations left. Early marriage is not only caused by environmental factors and economic background. This is related to the era of globalization which makes the association of children. Information that is widely disclosed if not accompanied by reasons and parental supervision will become something as dangerous as free sex. Free sex is one of the causes of early marriage, children or adolescents who do not get a strong provision will fall into promiscuity. The impact that will arise in terms of education can be a loss of opportunities for education, other than that the impact in terms of employment will certainly be hampered due to lack of education and will have an impact on the economy.

The majority of adolescents in Indonesia are already dating. However, the distribution of the dating phenomenon among adolescents varies between provinces in Indonesia. South Kalimantan is the province with the smallest percentage of boyfriend/girlfriend ownership in Indonesia. This study aims to determine the distribution of dating adolescents with comparative analysis of gender and place of residence in the form of rural and urban areas in South Kalimantan in 2017. This study uses secondary data as an analysis tool. Secondary data were obtained from the 2017 Indonesian Demographic and Health Survey (IDHS) on the Adolescent Reproductive Health component. The variables used include two aspects, namely the socio-demographic conditions and dating plus dating behavior in adolescents. The data were then processed and analyzed descriptively quantitatively. The results showed that adolescents in the rural had a greater percentage of boyfriend/girlfriend ownership than urban adolescents. Males are more permissive of sexual dating behavior to premarital sex than females. In this case, both males and females in urban areas are more permissive of premarital sex than males and females in rural areas.

The phenomenon of dating in adolescents is considered common nowadays. The data shows that 84% of male adolescents in Indonesia claim to have been dating, 4% higher than female adolescents in 2017. Dating has a big risk, which leads to premarital sexual behavior. The attitude of men towards premarital sexual behavior in Indonesia varies widely, from agreeing to disagreeing. This study aims to describe the relationship between the level of formal education and attitudes of male adolescents towards premarital sexual behavior in Indonesia in 2017. Kendall's Tau correlation test was used to determine whether there was a relationship between the two variables tested, namely the level of education and attitudes towards premarital sexual behavior. The data used is secondary data from the 2017 Indonesian Demographic and Health Survey (IDHS). The sample in this study amounted to 12.987 scattered throughout Indonesia. Quantitative descriptive analysis and spatial analysis were used to describe the distribution of correlation results in each province. Through this research, it can be seen that nationally there is a significant and positive relationship between the level of formal education and the attitudes of male adolescents towards premarital sexual behavior in Indonesia in 2017. However, when viewed from the distribution in each province, the correlation results vary.