New president has big Betorder ambitions for green growth in the EU, which she believes must take the lead in climate action.

the EU Commission's new president, German Ursula von der Leyen, the promise of a more united Europe and a strengthened action against climate change.

she said in a speech on Sunday, where she formally assumed control of the EUROPEAN Commission.

Her goal for the european UNION has "strong overlap" with the member states, and climate are among the top priorities.

There must also exist a better agreement for the handling of migrants in the european UNION, and the union must be strengthened in the world, she says.

Von der Leyen said in a speech on Sunday that she and her committee "has a responsibility to our children" to "leave them a union that is stronger than the one we inherited".

the President of the EUROPEAN Parliament, David Sassoli, says that members will meet extraordinary the 11. december - the day before the EU's heads of state and government gather for a summit to discuss the commission's first green initiative.

Von der Leyen has said that she aims to cut the EU's CO2 emissions by 50 percent by 2030.

That goal was met by criticism from the greens / efa group in the EUROPEAN Parliament, who does not believe that it is ambitious enough.

She also said that she wants a CO2-neutral Europe in 2050, and that she wants a legally binding agreement on it.

The new president travels Monday to the Spanish capital, Madrid, to participate in the climate meeting COP25. The she calls a good "starting point" for the green deal, she would like to have implemented in the european UNION.

Von der Leyen, is the chief of the 26 commissioners, who also took their posts on Sunday.

The new EU commission had originally joined the 1. november. But the EUROPEAN Parliament refused to approve three commissioners, and it delayed the process.

Sunday marked the EU, both the switch on the post of president of the commission, where von der Leyen succeeds Jean-Claude Juncker, and the tenth of the Lisbon treaty.

/ritzau/dpa