A mixture of solid particles (dust, dirt, soot, or smoke) and liquid droplets.

A mixture of solid particles and liquid droplets (dust, dirt, soot, or smoke) (US Environmental Protection Agency, 2018b).

Air pollutants such as ozone, nitrogen oxides and ammonia.

Approaches characterized by more interactive, and inclusive, involvement of stakeholders in the formulation and evaluation of scenarios. Aimed at improving the transparency and relevance of decision-making, by incorporating demands and information of each stakeholder, and negotiating outcomes between stakeholders.

Approaches characterised by more interactive, and inclusive, involvement of stakeholders in the formulation and evaluation of scenarios. Aimed at improving the transparency and relevance of decision-making, by incorporating demands and information of each stakeholder, and negotiating outcomes between stakeholders.

Specific methods employed to achieve active participation by all members of a group in a decision-making process.

Specific methods employed to achieve active participation by all members of a group in a decision-making process (Chatty et al., 2003).

Participatory research methods are a variety of qualitative and quantitative methods geared towards planning and conducting the research process with those people whose life-world and meaningful actions are under study (Bergold & Thomas, 2012). Participatory methods acknowledge the possibility, the significance, and the usefulness of involving research partners in the knowledge- production process.

Participatory research methods are a variety of qualitative and quantitative methods geared towards planning and conducting the research process with those people whose life-world and meaningful actions are under study (Bergold & Thomas, 2012). Participatory methods acknowledge the possibility, the significance, and the usefulness of involving research partners in the knowledge-production process (Bergold, 2007).

A key method that many indigenous communities apply in order to collect data, information and monitoring and to use it in science- policy- society interface processes.