Minerals, algae, and cyanobacteria give this geyser in Nevada's Black Rock Desert its brilliant colors.

矿物质、藻类和蓝菌为内华达州黑岩沙漠的间歇喷泉披上华美绚丽的外衣。

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Their fur is transparent (not white), their skin is black (not white), and when kept in warm humid environments, their fur can turn green from algae.

他们的皮毛是透明的(不是白色)，他们的皮是黑色的(不是白色的)，并且在温暖潮湿的环境里，它们的皮毛会变成绿色。

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Asian carp—including thecommon, black and bighead variety—were brought to the U.S. in the 1970sas live vacuum cleaners meant to remove algae and suspended matter fromponds.

上世纪七十年代，作为清除池塘中藻类和漂浮物质的活真空清洁器，亚洲鲤鱼——包括普通、黑色和大头品种——被引入美国。

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Apart from collecting prenatal pottery pieces (there seems to be no restriction against it), locals and tourists can enjoy a refreshing swim in the rolling, blue waves of the Black Sea -- so called for the colour of its deep waters densely populated with algae.

BBC: Crimea, the Ukraine��s odd beach paradise