Sustainable urbanisation” and corresponding activities in the VGGS and VGGAP could also be fine-tuned to reflect the increasing role of cities. Policy solutions and activities within the VGGS and VGGAP relevant to urban green growth (cont.) Human resource training #38: Support development of human resources for green jobs and development Source: VGGS and VGGAP. All the PGGAPs examined for this report have a focus on urban areas and include concrete projects that encompass issues from urban planning to capacity building or urban infrastructure investment (wastewater treatment, public transport, renewable energy such as rooftop solar panels, etc.).