This document provides an overview of climate protection efforts in Freiburg, Germany. It discusses how Freiburg has aimed for climate neutrality through adopting climate protection plans starting in the 1990s. Key strategies mentioned include promoting renewable energy production, developing energy efficient buildings, expanding sustainable transportation infrastructure like bike lanes and public transit, and engaging citizens on environmental issues. The city has also planned climate neutral neighborhoods, supported green businesses, and invested in education around sustainability. Overall, the document outlines Freiburg's longstanding efforts to become one of Germany's greenest and most climate friendly cities.

1. Seite 1 Umweltschutzamt
Franziska Breyer
Staff unit climate neutrality
Environmental protection office
City of Freiburg
CUIMPB Conference
03.11.2021
What it is like to live in Freiburg?

2. Seite 2 Umweltschutzamt
…a city, 901 years young
Population: 230,000
Students: 30,000
City: 900th
anniversary 2020
University: 550th
anniversary 2007
Service sector,
tourism, Life Science
Industry
Area: 155 km², max.
alt.: 1,295 m
40% forest,

3. Green City Freiburg
Seite 3
Umweltschutzamt
…safeguarding our nature stock
 50% of area: nature or landscape
reserves
 FSC certification of municipal forest
(5,000 hectares)
 Public parks and playgrounds
(700 hectares)
 Recreation and biodiversity

4. Green City Freiburg
Seite 4
Umweltschutzamt
…being a self confident citizen -
from 1970s anti-nuclear protest to Fridays for Future

5. Seite 5 Umweltschutzamt
1914
…witnessing climate change already - development
of average annual temperatures (1870 – 2018)
Temperature strips based on an idea by Ed
Hawkins
The color scale ranges from 8.25 ° C in 1879 (dark
blue) to 12.84 ° C in 2000 (dark red)
Data Source: Deutscher Wetterdienst DWD,
Climate Data Center (CDC), last update: 16 Jan
2019
1870 1949 1984 2018

6. Seite 6 Umweltschutzamt
…aiming at climate neutrality –
the local roadmap for climate protection
First climate protection plan adoptet
1996
1992*
Energy
Transport
- 60 %
2018 2030
- 37,0 % per person
(7,4 t CO2/a p.p)
2050
carbon
neutral
* Basiswert 1992: 2,3 Mio. t CO2

7. Seite 7 Umweltschutzamt
6 Handlungsfelder für Klimaschutzmaßnahme
… adressing 6 strategic Areas of Action
Buildings,
Town Planning,
Administration
Sustainable Heat
Supply
Renewable
Energies
CO2 - free
Mobility
Climatefriendly
Lifestyle
Business, Trade,
Industry

8. Green City Freiburg
Seite 8
Umweltschutzamt
…counting on renewables –
renewable electricity production in Freiburg
Wind energy
10,8 Mio. kWh/a
Solar energy
34 Mio. kWh/a
Water energy
1,5 Mio. kWh/a
Biomass
23 Mio. kWh/a

9. Green City Freiburg
Seite 9
Umweltschutzamt
…participating in a workhop to recycle photovoltaic
panels

10. Green City Freiburg
Seite 10
Umweltschutzamt
…planning for the houses of tomorrow

11. Seite 11 Umweltschutzamt
…striving for high standards - Freiburg energy
efficiency standards in construction
Freiburg
NEH 1992
180
housing
stock
1992
Zero- and
plus-energy
buildings
WSchVO
1995
95
EnEV
2002
65 15-20
100 60
Freiburg
2005
EnEV
2009
60
Freiburg
EH 55
2012
...
140
housing
stock
2013
Consumption stock* Guidelines new
buildings
* only from Techem-Studie 2014
Average heating energy demand in kWh/m²/a (excludes water heating and electricity)
Ziel
2050:
50

12. Seite 12 Umweltschutzamt
……. living in an energy efficient house

13. Seite 13 Umweltschutzamt
….working in a climate neutral office –
the new town hall
1350 Solar Panels on the
roof
850 Solar Panels on the
front
700 kWp
22 PVT Panels
Heating and cooling with
groundwater

14. Green City Freiburg
Seite 14
Umweltschutzamt
….getting subsidies to refurbish your home
• Building insulation
(exterior walls, windows,
roofs, ceilings)
• Energy consulting
• Building management
• Bonus for scrapping old heating
systems
• Solar panels
A thick skin for your house.

15. Green City Freiburg
Seite 15
Umweltschutzamt
15
© EGS-plan . www.egs-plan.de . Zwischenstand Energiekonzeption Dietenbach . 21.01.2021
…planning a climate neutral city district
„Dietenbach“
• Low temperature district
heating system
• Solar energy plants on every
building
• Heat source:
waster-water-heat,
underground-water, electrolysis
• Central power station with
heat-pumps for underground
water, waste-water-heat,
waste-heat of electrolysis
• Central electrolyzer for green-
power-overage including use of
waste-heat
• Green hydrogen for local
mobility (H2-busses, -garbage
trucks) and local economy
Schluck-
brunnen
Förder-
brunnen
Main municipal sewer

16. Green City Freiburg
Seite 16
Umweltschutzamt
…moving around climate friendly

17. Seite 17 Umweltschutzamt
…going fast with the bike
Pilotroute Rad-Vorrang
Rad-Vorrang-Route
Hauptroute

18. Seite 18 Umweltschutzamt
…using the Regional Travel Pass
3 Kreise
20 Verkehrsbetriebe
150 Linien
3000 Kilometer
70 km
60 km
eine Region = ein Ticket

19. Green City Freiburg
Seite 19
Umweltschutzamt
…moving in the right direction – development of
Modal Split in domestic traffic in Freiburg
Choice of means of transport for domestic traffic of the population of Freiburg
(percentage)
1982
30%
9%
11%
15%
35%
population
183'000
61% 39%
1999
26%
6%
27%
23% 18%
population
196'000
68% 32%
2016 29% 34% 16% 5% 16%
pedestrian car-pool
bicycle public transport
private vehicles indiv.
population
227'000
79% 21%

20. Green City Freiburg
Seite 20
Umweltschutzamt
…adressing the economic structures -
Green Industry Park

21. Green City Freiburg
Seite 21
Umweltschutzamt
…cheering in a climate neutral football stadium

22. Green City Freiburg
Seite 22
Umweltschutzamt
…learning sustainability
 „Wizzn“ (ScienceNet Region Freiburg)
 support program „Education for
Sustainable Development“
 Networtk learning sustainability
 upgrade of the infrastructure

23. Green City Freiburg
Seite 23
Umweltschutzamt
…“co-producing” a sustainable city
2019
Weeks:
29.06 - 18.07.
Festival:
19.-21. Juli

24. Green City Freiburg
Seite 24
Umweltschutzamt
Thank you for
your attention!