ECA (Global Understanding): 持続可能な資材、材料

Hello!

How are you? Today let's look at sustainable building materials (持続可能な資材、材料).  

The material above is bamboo (竹). It's a sustainable building material for houses and even buildings in some parts of the world, including Japan. 

Activity

Let's look at these building materials below. Which ones are good for the earth, and which ones are not good for the earth? Talk about these!

Stone

Steel 

Timber

Wool

Concrete

Take care! See you next time!

Images: Top - By Sean McGrath from Saint John, NB, Canada - Bamboo, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=37623726/Stone - By Thamizhpparithi Maari - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=18422434/Steel bars - By Cjp24 - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=28837085/Timber - By Jebulon - Own work, CC0, https://commons.wikimedia.org/w/index.php?curid=16504387/Wool insulation - By Radomil at the Polish language Wikipedia, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=11444597/Concrete - By Mitch Kreis - desktop\concreteathruz.jpg, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=14724958

All images from Wikimedia Commons. All rights reserved to the copyright holders.