The goal was to find the best settings for a special engine. This engine uses a mix of fuels to burn cleanly and efficiently. It combines a high-reactive fuel, made from 30% mahua biodiesel and diesel, with a low-reactive fuel, ethanol. The engine can switch between different loads and ethanol shares to find the sweet spot for performance and emissions. The engine c...

During the COVID-19 lockdown, global shipping activities were significantly reduced. This provided a unique opportunity to study the impact of reduced marine traffic on nitrogen dioxide (NO 2 ) pollution, a key indicator of shipping emissions. Satellite data from TROPOMI showed a substantial decrease in NO 2 levels over major shipping routes like the North Atlan...

The Biden administration is walking a tightrope on air pollution. They've partially revived stricter rules for some polluting facilities, but left others with the looser standards set by the Trump era. This move reignited the debate: are these updated regulations enough to protect our health and environment, or are they just a half-hearted attempt? Let's break it dow...