<p>The development of rapid information technology makes learners freed in obtaining teaching materials. One of them is a web-based teaching materials. The purpose of the research is to produce a web-based teaching materials on the subjects of Environmental Sciences to enhance student motivation Budi Utomo Malang Teachers' Training College. Development of teaching materials based website using ADDIE models. Development research was conducted from April to December 2015. Based on the results of validation material obtained from the value of 80% and the media expert validation and design to get the value of 93.75% and 83.33%, it means that the teaching materials developed have been fit for use as an ingredient supporting<br />teaching Environmental Science course, but still be revised on the advice and comments from experts as well as students. Web-based teaching materials have been developed and tested on students can create and enhance motivation sebesar 85,75.%.</p>
Data from the Malang City Health Office shows the increasing number of refill drinking water depots in the city of Malang until 2013 there were 163 drinking water depots scattered in each Malang Subdistrict. The purpose of this study was to determine the contamination of Escherichia coli refill drinking water in drinking water depots in Malang. The samples taken were 20 refill drinking water depots in Malang. Sampling is done by simple random sampling. Escherichia coli examination using the Most Probable Number Test. Of the 20 samples tested, 2 samples met the requirements of drinking water quality according to PERMENKES and 18 other samples containing the number of coliform bacteria exceeding the maximum limit of 0 per 100 ml of water. There were Escherichia coli in 10 samples while 8 other samples contained other coliform bacteria.
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