The ___ effect is caused by certain gases becoming trapped in the Earth’s atmosphere

As the ice caps melt, sea ___ will rise.

__ power is a common example of a renewable energy.

My father’s company specialises ___ advising businesses on how to reduce their carbon footprint.

There’s been public ___ in some countries over the palm oil industry.

Have you seen the ___ for their new line in hybrid cars?

Damian doesn’t have a regular salary, because he’s on ___

___ Parker is Head of German Studies at the university where I’m studying.

My sister has worked in Human Resources for years and she’s just applied for the ___ of Manager.

He’s hoping to get a job in construction, ___ as an electrician, a joiner or a plumber.

___ has announced its plans to send a manned space flight to Mars in the 2030s.

Yuri Gagarin ___ the Earth once before re-entering the Earth’s atmosphere

Vostok 6 was the ___ that took Valentina Tereshkova into space.

Some countries have ___ back on investment in space exploration recently.

There are ___ on the moon because it has been hit by asteroids.

Ursa Major, or the Great Bear, is one of the most well-known ___ .

NASA has set ___ a plan to take humans to Mars in the next 20 years.

All three members of the ___ on Apollo 11 were American.