Asked by mimi

Which reasoning best explains why the presence of minerals and sediments in subglacial rivers is valuable to scientists?
Responses
They prove that rivers are constantly changing course.
They prove that rivers are constantly changing course.
They can confirm the location of geothermal heat sources.
They can confirm the location of geothermal heat sources.
They may offer records of ancient climates, aiding predictions about future changes.
They may offer records of ancient climates, aiding predictions about future changes.
They provide evidence that drilling is safe.
They provide evidence that drilling is safe.

Answers

There are no human answers yet.
Answered by GPT-5 mini
They may offer records of ancient climates, aiding predictions about future changes.

Reason: Minerals and sediments transported and deposited by subglacial rivers can preserve layered chemical, isotopic, and biological signatures that record past environmental and climatic conditions, which scientists use to reconstruct climate history and improve future projections.