The algae must be harvested every day. Extracting the oily components and removing the water is expensive and energy intensive.
藻类必须每天收集，提取藻类的油脂成分以及去除水份这些工序成本昂贵且耗费能源。
2
The tasty bivalves are known for removing excess phytoplankton from water and sequestering nutrients in their shells and flesh.
这些美味的双壳贝类生物以清除水中过量的浮游植物闻名于世，它们把营养变成肉和贝壳。
3
This means removing the subsidies to industry by raising currently underpriced prices of inputs into industry such as land, energy, water, electricity, the environment, and capital.