id	keyword
biotropia-1443	water
biotropia-1443	reservoir
biotropia-1443	quality
biotropia-1443	jatiluhur
biotropia-1443	metal
biotropia-1443	sediment
biotropia-1443	concentration
biotropia-1443	water quality
biotropia-1443	limit
biotropia-1443	jatiluhur reservoir
biotropia-1443	area
biotropia-1443	mercury
biotropia-1443	contamination