Beat the Heat: Political Campaign Mimics Iconic Covid-19 Public Health Posters

The Swiss Green Party (Grüne Schweiz) has launched a nationwide public awareness campaign aimed at addressing rising summer temperatures, utilizing a visual design language intentionally reminiscent of the Swiss federal government’s “BAG” (Federal Office of Public Health) messaging during the COVID-19 pandemic. By adopting the familiar aesthetic of these earlier health directives, the party seeks to frame extreme heat as a critical public health emergency requiring collective behavioral changes.

The campaign, which features minimalist graphics and direct, imperative messaging, draws a parallel between the viral threat of the pandemic and the escalating risks of heatwaves. According to official data from the Federal Office for the Environment (FOEN), Switzerland is warming at approximately twice the global average rate, leading to more frequent and intense heat periods that pose significant risks to vulnerable populations, particularly the elderly and those with pre-existing health conditions.

Visual Strategy and Public Health Communication

The decision to mirror the aesthetic of the federal pandemic campaign—which relied heavily on clear, color-coded, and authoritative visual cues—is a calculated move to capture public attention. During the COVID-19 years, the Federal Office of Public Health (BAG) established a distinct visual identity that became synonymous with state-mandated health safety protocols. By repurposing this style, the Green Party is attempting to transfer the sense of urgency associated with the pandemic to the climate crisis.

Medical professionals have long noted that heatwaves act as a “silent killer.” Data from the Federal Office of Public Health (BAG) confirms that high temperatures are a primary environmental driver of excess mortality in Switzerland during summer months. The Green Party’s campaign materials provide actionable advice—such as hydration, window management, and checking on neighbors—that aligns with standardized medical recommendations for heat protection.

Addressing Climate-Related Health Risks

For many, the association with pandemic-era mandates may trigger a polarized response, given the intense political debates that surrounded public health restrictions between 2020 and 2022. However, the Green Party’s initiative focuses on personal responsibility and community support rather than legislative mandates. The campaign emphasizes that as average temperatures continue to climb, individuals must adopt “heat-literacy” to navigate increasingly dangerous summer conditions.

According to reports from the Federal Office of Meteorology and Climatology (MeteoSwiss), the number of tropical nights—where temperatures do not drop below 20 degrees Celsius—has increased significantly in Swiss urban centers over the last two decades. This urban heat island effect necessitates structural changes in housing and city planning, which the Green Party advocates for alongside their public-facing awareness efforts.

Public Reaction and Future Policy

The campaign has sparked discussion regarding the limits of “crisis-style” communication in politics. Critics often point to “message fatigue,” where the public becomes desensitized to alarmist visual cues after years of pandemic-related anxiety. Supporters, meanwhile, argue that the gravity of climate change justifies a more assertive and recognizable communication strategy to ensure that life-saving information reaches the broadest possible audience.

As the summer season progresses, the effectiveness of this campaign will likely be measured by public engagement and the uptake of recommended heat-protection measures. The Federal Office of Public Health continues to maintain its own dedicated heatwave guidance portal, which provides the official state-sanctioned framework for managing high temperatures. Citizens are encouraged to monitor local weather warnings via the MeteoSwiss app and follow official guidance to mitigate health risks during extreme heat events.

The next phase of this discourse is expected to occur in the upcoming federal sessions, where parliamentarians will debate further climate adaptation funding. We will continue to monitor these developments as they relate to public health policy and environmental strategy. Please share your thoughts in the comments section below regarding the effectiveness of this communication style.