Excellent course! I've increased my English vocabulary and reviewed several important questions about science.

Es un excelente curso donde se aprende con un tema muy importante como el cambio climáticoy su problematica.

Thank you so much for this experience, for this strongly interesting and useful course. I will recommend it.

I had fun accomplishing this course and learned so much. Thank you Coursera and University of Pennsylvania.

Great course! It was very interesting for me and helped further my understanding of climate change. Thanks!

It is very easy to understand and learn and it is very enjoyable with many quizzes and videos and readings.

I really enjoyed doing this course and gained knowledge about many things in global warming... Thank you !

Thank you for this course

It was very well organized and rich in technical informations and grammer rules.

I recommend this course, because I could increase my english vocabulary and improve in my english skill.

I have learned many Englih skills and knowledge about environment. It's very practical and instructive!

Useful knowledge, short lecture content, not lengthy, but still enough. Learn a lot of new vocabulary.

W​oW! I'm very happy.

I​ hope University of Pennsylvania will continue to provide us with such courses.

The instructors were excellent! The current topics were interesting. I really recommended this course.

I very like it. And of coure, again and again I will be back and refresh my thought about this course.

This is a very good course for an engineer who needs to improve the skill of listening and presenting.

Es un curso muy bueno para mejorar nuestras habilidades en inglés y conocer vocabulario especializado.

knowledgeable and refreshing course. I am learning insights on how to help lessen the global warming.

Thinks a lot for this coursera . It give me alot of Information and knowledge . I am grateful to you.

Excelente, extremamente instrutivo tanto no sentido técnico quanto no sentido informativo. Recomendo.

This is a great course. I learnt much in English, science, technology and environment. Thanks a lot.

I enjoyed very much this course, the videos and lectures are clear and the exams are fair. Thank you

I really like how professionals were the instructors and the tematic addressed: the climate change!

Great course, I learned to use English on different topics !!! everyone should do it, I recommend.

Thanks to the most beautiful instructors for their clear explanation and easy English presentation

Es un curso muy agradable y amigable, nada aburrido, hay diferente tipo de actividades a realizar.