The two members said the projects posed threats to the habitats of several endangered species.

The groups said the project posed environmental and safety risks.

The project posed several problems, starting with the amount of available space.

But the project itself poses more questions than it answers.

From the outset, the project posed several challenges.

The project posed the challenge by involving high bridges, viaducts and tunnels.

He said the project "poses a serious security risk" and would be "a veritable terrorist target if built."

A third project poses a potential threat to the pine barrens.

This project poses a dual challenge to the energy security of the European Union.

However, all these numerous projects pose a problem at the moment.