Scientific issues of the conference include sources, changes and effect of toxic substances in the environment in respect of:

identification of risks:

• environmental monitoring,

• methods of testing toxic substances in the environment,

• levels of environmental pollution or contamination with toxic substances and cycle of toxic substances in the environment,

primary production and gathering of raw materials:

• effect of toxic substances on plants and animals,

• effect of toxic substances on soil biological activity,

• quality of raw materials from different systems of agricultural production,

secondary production and product use:

• possibilities of environmental use of waste as a source of nutritional elements,

• effect of production processes (and waste) on the environment,

• threat posed by toxic substances and challenges of circular economy,

• biomass production and management,

• waste and waste recycling as a source of toxic and harmful substances,

technology of environmental protection:

• ways of purification, immobilization and neutralisation of toxic substances occurring in the environment,

• methods of treatment of water and soils contaminated with chemical substances,

• reclamation of degraded lands,

health and ecological risk:

• analysis and evaluation of the ecological risk,

• risk analysis for human health,

• toxic substances in living organisms,

• management of the environmental risk,

• procedures of risk assessment in environmental management,

methods of testing environmental samples:

• methods of collecting environmental samples and preparing them for analysis,

• chemical analysis of samples with environmental matrix,

• tools and procedures in quality control of analytical results,

legal aspects concerning toxic substances in the environment:

• regulations concerning toxic substances in the environment,

• regulations concerning management of persistent organic pollutants (POPs).