Scientists developed a high-performance hydrogen-production catalyst using lignin, a common waste product from paper and biorefinery processes. The nickel–iron oxide nanoparticles embedded in carbon ...

With the increasing population worldwide, waste generation is multiplying uncontrollably. Municipalities find it challenging to manage such wastes for further separation, recycling, transformation and ...

Pencils, an ubiquitous tool around the world massively used by students, particularly those enrolled in primary and secondary education, are normally not the product of a recycling process. Yet, ...