Icebergs as a source of nutrients

The importance of icebergs as an important source of nutrients in the polar regions has long been discussed. An international research team has investigated ice samples worldwide. A key result is that only a small part of the glacier ice contaminated with sediment contains large amounts of iron, while the vast majority of clean ice contains very little iron.

from Top Technology News -- ScienceDaily https://ift.tt/35jvwiA