By Levels

Library

Zohir Chowdhury

34 Videos (Page 1/1)

11:46 Conversational English (US)

Fertilizers

Zohir Chowdhury - 4 years ago

747 views
10:29 Conversational English (US)

Methods of Pest Control and Pesticide Resistance

Zohir Chowdhury - 4 years ago

393 views
11:57 Conversational English (US)

Classification of Pesticides by Their Chemical Makeup

Zohir Chowdhury - 4 years ago

241 views
11:26 Conversational English (US)

Introduction to Pesticides

Zohir Chowdhury - 4 years ago

496 views
11:16 Conversational English (US)

Guiding Principles When Developing Environmental Policies

Zohir Chowdhury - 4 years ago

208 views
15:10 Conversational English (US)

Careers in Environmental Health

Zohir Chowdhury - 4 years ago

820 views
6:33 Conversational English (US)

Becoming an Environmental Health Professional

Zohir Chowdhury - 4 years ago

402 views
9:08 Conversational English (US)

Why Study Environmental Health?

Zohir Chowdhury - 4 years ago

706 views
18:11 Conversational English (US)

Key Environmental Agencies in the United States

Zohir Chowdhury - 4 years ago

67 views
7:56 Conversational English (US)

International Agencies: Bilateral Agencies, Non-Government Organizations (NGOs), and Other Agencies

Zohir Chowdhury - 4 years ago

481 views
10:05 Conversational English (US)

California Water Sources

Zohir Chowdhury - 7 years ago

1,353 views
6:25 Conversational English (US)

Biological Contaminants

Zohir Chowdhury - 7 years ago

2,360 views
4:23 Conversational English (US)

Chemical Contaminants

Zohir Chowdhury - 7 years ago

1,701 views
6:46 Conversational English (US)

Vector Zoonotic Diseases

Zohir Chowdhury - 7 years ago

2,073 views
7:25 Conversational English (US)

Hydrologic Cycle

Zohir Chowdhury - 7 years ago

1,469 views
10:02 Conversational English (US)

Global Burden Disease

Zohir Chowdhury - 7 years ago

1,418 views
16:15 Conversational English (US)

Water Sanitation Hygiene

Zohir Chowdhury - 7 years ago

19,284 views
8:01 Conversational English

Criteria Pollutant Nitrogen Oxides, Sulfur Oxides, and Ozone

Zohir Chowdhury - 7 years ago

1,807 views
4:26 Conversational English (US)

M4.2: Ionizing Radiation

Zohir Chowdhury - 7 years ago

935 views
5:17 Conversational English (US)

M4.7: Non Ionizing Radiation

Zohir Chowdhury - 7 years ago

6,039 views
4:23 Conversational English (US)

M4.4: Ionizing Radiation Measurement

Zohir Chowdhury - 7 years ago

1,714 views
8:50 Conversational English (US)

M4.3: Alpha Beta Gamma XRays

Zohir Chowdhury - 7 years ago

972 views
6:51 Conversational English (US)

M4.6: Radon

Zohir Chowdhury - 7 years ago

876 views
10:15 Conversational English (US)

MDGs and SDGs

Zohir Chowdhury - 7 years ago

30,396 views
8:04 Conversational English (US)

IPAT Model

Zohir Chowdhury - 7 years ago

4,290 views
4:34 Conversational English (US)

M1.1: Personal Introduction

Zohir Chowdhury - 7 years ago

1,260 views
10:38 Conversational English (US)

Municipal Solid Waste Management

Zohir Chowdhury - 7 years ago

1,593 views
10:57 Conversational English (US)

M2 .7: Climate Change Health Impacts

Zohir Chowdhury - 7 years ago

1,066 views
5:53 Conversational English (US)

eWaste

Zohir Chowdhury - 7 years ago

790 views
8:04 Conversational English (US)

Waste Management by Landfill

Zohir Chowdhury - 7 years ago

1,510 views
5:55 Conversational English (US)

Hazardous Waste Regulations: CERCLA Vs. RCRA

Zohir Chowdhury - 7 years ago

5,676 views
11:10 Conversational English (US)

M2.1: Weather vs Climate Evidence

Zohir Chowdhury - 7 years ago

1,620 views
8:21 Conversational English (US)

M2.4: Greenhouse Gas Effect

Zohir Chowdhury - 7 years ago

1,237 views
5:38 Conversational English (US)

M2.5: Greenhouse Gas Sources

Zohir Chowdhury - 7 years ago

1,861 views
1