The United Nations said 235 000 civilians had fled their homes in rebel-held northwestern Syria during a Russian-backed campaign of airstrikes and shelling this month.
Textile factories in war-torn Aleppo are being restored, following the Syrian government’s recapture of the city from opposition forces in December 2016.
Air strikes by Syrian government and Russian forces killed at least 20 people in rebel-held northwestern Syria on Saturday, activists and the Syrian Observatory for Human Rights said.
The United States on Thursday accused Russia of helping Syria conceal the use of banned toxic munitions in the civil war by undermining the work of the global chemical weapons agency trying to identify those responsible.
Turkey captured the sister of slain Islamic State leader Abu Bakr al-Baghdadi on Monday in the northern Syrian town of Azaz, a senior Turkish official told Reuters, and is interrogating her and her husband and daughter-in-law who were also detained.