Sentence examples for sources have been from inspiring English sources

But both sources have been drying up.

Point sources have been removed.

All of our sources have been slaughtered".

Traditional water sources have been polluted, destroyed, overtaxed, or abandoned.

Industry sources have been troubled by potential conflicts of interest.

As a result, other sources have been explored.

"The water sources have been contaminated with ash.

High-intensity, short-time sources have been studied extensively.

Other suspected sources have been proven to have key significance.

Alternative solutions of power sources have been investigated.

It doesn't matter how comprehensively the sources have been discredited, or how ridiculous the claims are.