Table 1 Number of systematic reviews on ECH interventions included for each topic and subtopic

Air pollution

Ambient air pollution

9

Indoor/household air pollution

25

Second hand tobacco smoke

25

Dampness and mould

1

Water, sanitation and hygiene (WaSH)

Water: unsafe drinking water

8

Water: unsafe recreational water usage

9

Inadequate sanitation

21

Inadequate personal hygiene

40

WaSH combined

28

Climate change

High/low Temperature

11

Other climate risks

34

Greenhouse Gases

15

Solid waste

Hazardous waste

1

E-waste

1

Household waste

4

Microplastics

0

Chemicals

Hazardous chemicals

16

Chemical incidents

0

Radiation

UV - natural and artificial

20

Electromagnetic fields (EMF)

0

Radiation exposure in healthcare

4

Radon

1

Radioactivity in food and drinking water

0

Radiological emergencies

0

Nature and health

Changes in ecosystems and biodiversity

79

Nature exposure

73

Altered vector breeding and distributions

45

Safe environments and mobility

Unsafe, unhealthy and non-sustainable transport and mobility

72

Unsafe environments increasing the risk

for unintentional injuries (including injuries from drowning, burns, falls)

76

Built environment

25

Safe and healthy food

Unsafe, unhealthy and unsustainable food

87

Environmental noise

Excessive environmental noise

11

Priority settings for action

Unsafe cities and urban settlements

21

Unsafe and inadequate housing

34

Unsafe and unhealthy workplaces

234

Unsafe health care facilities

42

Cross-cutting topics

Children’s environmental health

37

Environmental health

12

Total

ECH interventions

976*