To truly understand our planet, we must explore the oceans..., but sea exploration is important for our future. For example, scientific research ships can help 【小题1】 【小题2】 【小题3】 such as climate change.

Of course, there are still environmental risks. However, these should be balanced with economic needs. Hopefully, as technology improves, we may have more 【小题4】 【小题5】 【小题6】 this balance.