The finance minister in Germany's state of Bavaria said on Saturday he aims to deport hundreds of thousands of refugees from the country over the next three years.
Minister Markus Soeder told news magazine Der Spiegel that "even with the best intentions it will not be possible to successfully integrate that many people from completely foreign cultures."
More than 1 million migrants arrived in Germany in the past year, many fleeing ongoing conflict in Syria.
"Even in Syria the civil war will end at some point," the regional finance minister said, adding that refugees from Afghanistan and Iraq were now also able to return to regions in their home countries that have been deemed safe.
In depth coverage
Last year's refugee influx helped the German population grow by 1.2 per cent to reach 82.2 million in 2015, despite the country's record-low birth rate, according to statistics released Friday.
Czech Prime Minister Bohuslav Sobotka renewed his objection to calls from German Chancellor Angela Merkel for his country to agree to a quota system for sharing the burden of the refugee crisis that has engulfed Europe.
Czechs do not want a larger Muslim presence in the country, according to Prime Minister Bohuslav Sobotka.
The European Union's refugee deal with Turkey will serve as a model for similar agreements with North African countries, German Chancellor Angela Merkel said in an interview published by newspaper Passauer Neue Presse on Tuesday.