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Last update date April 1, 2024
Environmental conservation activities
There was such a way! Global Warming Countermeasures
Risko seems to be running out of control over global warming!
What kind of measures are there for global warming?
About excellent approach of city company,
Please take a look at the Yokohama Global Warming Countermeasures Award.
Water quality accident - Let's protect a beautiful river together~
The loose characters will find out the cause of the river to turn white.
What happens if I throw it away in DIY paint or a rainwater gutter on the road?
Environmental education
Artificial salmon roe (an experimental video that can be done at home)
What! I'm making salmon at home.
Explanatory materials (PDF: 294KB)
Colorful soap bubbles (experimental video that can be made at home)
You can make colorful soap bubbles in the water with detergent and enogu!
Explanatory materials (PDF: 313KB)Glowing Enogu (Experimental video that can be done at home)
When you draw a picture with something you always use at home ... it looks shining! ? Please refer to the explanatory material for how it shines.
Explanatory materials (PDF: 553KB)
Disappearing ink soup (experimental video that can be done at home)
Spray water on the ink soup made of something at home, and the letters disappear! ? Please refer to the explanatory material for how the characters disappear.
Explanatory materials (PDF: 384KB)
Colorful water with purple cabbage (Experiment video that can be made at home)
Mixing purple cabbage liquid with vinegar or heavy sauce ... Colorful water can be easily made!
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For inquiries to this page
Green Environment Bureau Environmental Conservation Department Environmental Management Section
Phone: 045-671-2487
Phone: 045-671-2487
Fax: 045-681-2790
Email address: mk-kagaku@city.yokohama.lg.jp
Page ID: 590-834-350
