Making cement from a different type of rock could clean up emissions

Cement production alone currently accounts for about 8 percent of global CO 2 emissions, so considerable effort is going into ...
Interesting Engineering on MSN

Basalt-powered cement process could slash energy use and CO2 emissions by 80%

Scientists are proposing a new way to make cement by replacing limestone with volcanic ...
Yahoo Finance

Northstar Announces Limestone As Fourth Product Line, Supported by New Patent on Recovery Process

CALGARY, AB, Sept. 24, 2025 /CNW/ - Northstar Clean Technologies Inc. (TSXV: ROOF) (OTCQB: ROOOF) ("Northstar" or the "Company") is pleased to announce it successfully separated and recovered ...
Knowridge Science Report

A common volcanic rock could help make cement much cleaner and greener

When people talk about fighting climate change, they usually focus on electric cars, renewable energy, or cutting fossil fuel ...
University of California

Basalt could be the key to greener and cheaper cement

Producing cement from silicate rocks rather than limestone could lower both energy requirements and carbon dioxide emissions, ...