Instruct: Retrieve semantically similar text.
Query: I do. I think that in this 21st century we will soon see the consequences of what's called global warming. There was a study just a few weeks ago suggesting that in summertime the north polar ice cap will be completely gone in 50 years. Already people see the strange weather conditions that the old timers say they've never seen before in their lifetimes.
The speaker think that global warming is harmful.
The earlier flooding happened a couple of days ago.
The 21st century will be the century where the world ends.
There are many different opinions on global warming
Trends are coming back.
The world is getting warmer, weather patterns are shifting, and storms are becoming more volatile.
This has been done many years
This is an issue from the twenty first century.
This is an ongoing discussion and might be in the news again. 
The world's temperature is rising, weather patterns are shifting, storms are becoming more volatile.
Frequency will be reprised in the near future.
There's still a lot of uncertainty
Some incidents can occur in the morning.
many years from now there will be a war
the wintry mix will happen when people go back to work
There will be a trial.
The environment will eventually crumble.
It is gaining ground.
There is ongoing uncertainty 
The text is referring to a modern day problem
It is nice weather outside.
There is some action goings on.
the study says the polar cap will come back in 50
The narrator was incorrect
The polar ice cap is in Antarctica