Over 1,000 protesters gathered outside a National Oceanic and Atmospheric Administration building in Boulder, Colorado, on Monday, decrying Trump administration layoffs of what two current employees said were upward of 10% of scientists there.

Rallies took place across the region Monday as demonstrators spoke out against the most recent wave of mass terminations of federal employees. The Trump administration said it is drastically cutting the size of the federal workforce to save taxpayers billions of dollars.

About a thousand protesters, many of them retirees who had worked at the National Oceanic and Atmospheric Administration, gathered Monday in Boulder to protest last week's sudden firings of federal