Autore: Rickey Lambert

Federal spending on highways totaled $46 billion in 2014, roughly a quarter of total public spending on highways. About 95 percent of that amount was spent for the construction of highways or for the …

Cyanobacteria are ubiquitous photoautotrophic prokaryotes commonly found in aquatic and terrestrial ecosystems. Some can even thrive under immense oxidative stress in extreme environments, such as ho …