This study aimed at developing and investigating the appropriateness of education-oriented-character learning model to develop sustainability to build 2045 Indonesian golden generation. The development model was adapted from Dick and Carey Model with product trial subject to XI graders of some schools in West Nusa Tenggara. The model of character learning was implemented into Biology, Chemistry, and Physics Subjects through learning instrument which had been developed with the syntaxes of character learning model. The indicator of character assessment was adapted from character education indicators which had been combined with 21st Century Skill. The data collection instruments included self assessment and observation sheets. The findings showed that: (1) the developed character learning model had syntaxes of collect, discuss, analyze, communicate, and apply; the problem and the solution was focused on themes of environment, society, and economy; (2) education for sustainable development-oriented-character learning model which had been developed was worth applying with very good category.

This paper seeks economic development and public welfare after regional proliferation. The focus of this research is Lamandau Regency, Central Kalimantan. This study is conducted using a qualitative explanatory approach. Data were collected from secondary sources, such as government reports, statistical results of BPS-Statistic of Indonesia, and official websites. Data were processed and displayed descriptively. We revealed that economic growth and public welfare in Lamandau Regency, after separating from its main regency, Kotawaringin Barat, have developed significantly in terms of gross regional domestic product (GRDP), economic development, income distribution, and poverty rate. The results of this study enrich the study of regional proliferation by recognizing economic development and public welfare. The results are also valuable for Lamandau Regency in increasing economic development and public welfare.