結果 : what is environmental protection example
4:13

Environmental Conservation and Preservation: Definition, Differences and Advocates

Study.com
142,312 回視聴 - 10 年前
10:52

How and why is the environment protected? - BBC Learning English

BBC Learning English
125,492 回視聴 - 3 年前
1:51

Environmental Protection

American English
4,361 回視聴 - 1 年前
3:04

Environmental protection

Awabe
52,580 回視聴 - 2 年前
0:38

Ways to help protect the environment - E.ON

E.ON Energy UK
22,514 回視聴 - 2 年前
1:38

10 ways to save the environment!!!10 lines on how can we save the environment!!

SK Essay Writing
554,265 回視聴 - 3 年前
2:04

Story For Kids: Environmental Protection Lesson | A Story With Animal Characters And Forests

KidsMathTV
22,049 回視聴 - 1 年前
3:36

Environmental Pollution Animation 2 YouTube

Abdullah Rashid
559,160 回視聴 - 10 年前
2:17

Environmental Sustainability – Ideal way to save Nature

NIST Global : Safety Courses Provider
36,617 回視聴 - 5 年前

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2:47

The Environment | English Conversation

Learn English by Pocket Passport
91,978 回視聴 - 3 年前
15:18

Respect for the environment: Protection and Conservation | Christoph Kiessling | TEDxSOAS

TEDx Talks
34,999 回視聴 - 6 年前
1:26

Speech on Environment in English for Students | 1 Minute

Aspiring Creations
71,253 回視聴 - 1 年前

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1:52

Environmental Problems and Solutions

earthbeat
60,782 回視聴 - 2 年前
0:30

It all leads to the ocean PSA (30 second version)

U.S. Environmental Protection Agency
100,278 回視聴 - 11 年前
3:07

IMPORTANCE OF ENVIRONMENTAL CONSERVATION

GEOGRAPHY MASTERCLASS
3,941 回視聴 - 1 年前
1:08

Environment Pollution: Types, Causes and Effects (infographic)

Homework Joy
121,238 回視聴 - 2 年前
15:52

Environmental Protection | Niranjan Dev Bharadwaj | TEDxDurbarMarg

TEDx Talks
27,889 回視聴 - 4 年前
4:27

One Earth - Environmental Short Film

Romain Pennes
2,296,141 回視聴 - 4 年前
2:17

Let's Take Bold Steps Forward to Protect Our Planet | National Geographic

National Geographic
81,018 回視聴 - 8 年前
2:18

Environmental Protection and Sustainability | IsraelX on edX

edX
8,796 回視聴 - 7 年前