During the 2nd VDI conference on biogas Dr. Wolfgang Urban from Ecologic Institute presented technical options for a grid-compatible biogas feed such as conditioning of liquefied natural gas, the formation of heating value districts, computational heating value tracking and additional gas supply. He classified the different options and discussed the economic aspects. The presentation slides are available for download.

<p>The Estonian Environmental Board organized a seminar on "Protected Areas as Part of Green Infrastructure" in connection with the annual EuroParc Nordic-Baltic Section Member Meeting. McKenna Davis spoke about the design, implementation and cost elements associated with green infrastructure projects. Attendees included representatives of the European Commission and Baltic and Nordic national parks, environmental ministries, nature conservation agencies and environmental NGOs.</p>