Challenges for Planetary Stewardship at the Entry of the Period of the Anthropocene.- Innovation and Development in Latvia.- Technological Development and Lifestyle Changes.- Smart Cities - Imposed Requirement or Preferred Life-style.- Limits to Sustainable Use of Wood Biomass.- Analysis of Mercury Pollution in Air in Urban Area of Riga using Atomic Absorption Spectrometry.- Multiscale Integrated Evaluation of Agricultural Systems. An Extended LCA Approach.- Emissions of Greenhouse Gases and Climate Politics in the Latvian Waste Sector.- Hemp Fibres and Shives, Nano- and Micro- Composites.- Sustainability Triple Bottom Line Management Enhancement for Municipal Level: Integrated Governance Environment Dimension.