M3 Style Image Prompts (Midjourney/DALL-E)

• IMAGE_FOR_HERO.png: Material Design 3 (M3) style digital illustration. Sophea (an artsy Cambodian teacher) and Rithy (a pragmatic cafe owner in an apron) debating over a blueprint in front of French colonial shophouses in Battambang. Bright, sunny, flat vector art. NO text, NO words.
• IMAGE_FOR_READING.png: Material Design 3 (M3) style digital illustration. A scenic view of the Sangkae River in Battambang, showcasing a contrast between old colonial architecture and a modern glass building under construction. Minimalist, clean vector lines. NO text.
• IMAGE_FOR_LISTENING.png: Material Design 3 (M3) style digital illustration. Two professionals, a woman and a man, engaged in a serious debate at a wooden table with coffee cups and urban planning documents. Modern UI pastel aesthetic. NO text.
• VOCAB_1 (Gentrification): Material Design 3 (M3) flat vector illustration showing a luxury coffee shop replacing an old traditional market stall. Pastel colors. NO text.
• VOCAB_2 (Infrastructure): Material Design 3 (M3) flat vector illustration depicting modern roads, bridges, and power lines blending into a city. Clean vector style. NO text.
• VOCAB_3 (Displacement): Material Design 3 (M3) flat vector illustration showing a family packing boxes and leaving a traditional neighborhood due to new high-rise construction. Soft, emotional pastel aesthetic. NO text.
• VOCAB_4 (Zoning laws): Material Design 3 (M3) flat vector illustration showing a top-down blueprint map of a city, divided into distinct colored zones (residential, commercial). Modern UI style. NO text.
• VOCAB_5 (Urban sprawl): Material Design 3 (M3) flat vector illustration depicting endless rows of identical houses expanding into green farmland. Flat geometric style. NO text.
• VOCAB_6 (Revitalization): Material Design 3 (M3) flat vector illustration showing an old abandoned building being transformed into a vibrant community arts center with people painting. Bright colors. NO text.
• VOCAB_7 (Heritage preservation): Material Design 3 (M3) flat vector illustration depicting scaffolding around a beautiful, historic French colonial building, being carefully restored. NO text.
• VOCAB_8 (Sustainable development): Material Design 3 (M3) flat vector illustration showing a modern city building integrated with solar panels and rooftop gardens. Eco-friendly aesthetic. NO text.
• VOCAB_9 (Aesthetic cohesion): Material Design 3 (M3) flat vector illustration showing a row of townhouses that all share a matching, harmonious architectural style and color palette. Clean vector lines. NO text.
• VOCAB_10 (Pedestrianization): Material Design 3 (M3) flat vector illustration showing a wide city street filled with people walking, cafes, and trees, with a "no cars" sign. NO text.
• VOCAB_11 (Stakeholder): Material Design 3 (M3) flat vector illustration showing a diverse group of people (a business owner, a local resident, a city planner) standing around a glowing city model. NO text.
• VOCAB_12 (Commercialization): Material Design 3 (M3) flat vector illustration depicting a beautiful historic square now covered in large neon billboards and fast-food storefronts. Bright and busy aesthetic. NO text.

Audio Generation Prompts (Google AI Studio)

• AUDIO_READING (c1-lesson-unit-1-lesson-2-urban-planning-reading.mp3):
  • Voice Profile: Standard US English, Male, calm, articulate, fast native pace, complex academic/professional delivery.
  • Text: Battambang, Cambodia’s architectural crown jewel, finds itself navigating an increasingly precarious tightrope between robust economic modernization and the stringent demands of heritage preservation. Nestled along the meandering Sangkae River, the city has long been celebrated for its exquisite French colonial facades and laid-back provincial charm. However, recent influxes of capital have catalyzed an unprecedented wave of urban planning initiatives, sparking rigorous debates among local stakeholders. Not only is the physical skyline metamorphosing, but the socioeconomic fabric of the community is also undergoing a profound transformation. For Sophea, a prominent local artist and educator, the shifting landscape represents a direct threat to the aesthetic cohesion that has historically defined Battambang. “Rarely do municipal planners pause to consider the psychological impact of aggressive commercialization,” she argues, gesturing toward a newly erected glass-and-steel shopping complex that sharply juxtaposes the adjacent century-old shophouses. “Under no circumstances should we allow our collective memory to be bulldozed in the name of superficial progress.” Sophea advocates vehemently for sustainable development models that prioritize adaptive reuse—repurposing historical structures rather than opting for wholesale demolition. She frequently references outdated zoning laws as the primary battlefield, insisting that without stringent regulations, rampant urban sprawl will inevitably erode the city’s unique cultural identity. Conversely, Rithy, a pragmatic cafe owner situated in the heart of the revitalized downtown district, perceives these structural modifications through an entirely different lens. “Scarcely had the new pedestrianization project concluded when my foot traffic tripled,” Rithy notes, adjusting the awning of his newly expanded storefront. He acknowledges the validity of Sophea’s concerns regarding displacement—a pervasive consequence of gentrification—but insists that economic revitalization is an absolute prerequisite for long-term municipal viability. “Little do critics realize that maintaining decaying infrastructure is a financial black hole. Only by embracing comprehensive modernization can we generate the necessary revenue to actually fund heritage preservation programs,” he counters. The dichotomy between Sophea’s preservationist ethos and Rithy’s economic pragmatism epitomizes the broader civic discourse currently dominating Battambang’s town hall meetings. When a controversial proposal to overhaul the central market precinct was unveiled last month, the ensuing debate underscored the multifaceted nature of contemporary urban planning. At the core of the dispute was the inevitable displacement of traditional vendors, a demographic deeply entrenched in the city's informal economy. On no account could these marginalized entrepreneurs compete with the inflated rents precipitated by the area's gentrification. Ultimately, navigating this complex labyrinth of competing interests necessitates a highly nuanced approach. Effective urban planning in historically significant regions demands an equitable compromise—one that simultaneously stimulates economic growth, integrates modern infrastructure, and rigorously safeguards cultural integrity. Seldom is such an equilibrium achieved without considerable friction and robust public debate. As Battambang continues its trajectory toward becoming a modernized urban center, the city serves as a poignant microcosm for provincial towns across Southeast Asia. Only through collaborative dialogue, transparent planning processes, and rigorous regulatory frameworks can the city ensure that its impending economic revitalization does not come at the devastating cost of its historical soul.
• AUDIO_LISTENING (c1-lesson-unit-1-lesson-2-urban-planning-listening.mp3):
  • Voice Profiles: Voice A (Sophea): Female, academic, passionate, standard US or global English. Voice B (Rithy): Male, pragmatic, professional, standard US or global English. Pace: Fast, conversational debate.
  • Text: Sophea: Rithy, I’ve reviewed the municipal blueprint, and frankly, I am appalled. Not only does the new zoning law greenlight high-rise developments near the river, but it completely disregards the existing aesthetic cohesion of the colonial quarter. Rithy: Sophea, you're viewing this through a strictly preservationist lens. Rarely do we get an influx of foreign direct investment like this. The infrastructure upgrades alone will benefit everyone, from tourists to local businesses. Sophea: At what cost? Little do the planners realize that prioritizing aggressive commercialization inevitably triggers rapid gentrification. Under no circumstances should the original inhabitants face displacement just to cater to a wealthier demographic. Rithy: I’m not dismissing the risk of displacement. But hardly had the pedestrianization phase started last year when revenue across the downtown sector surged by forty percent. Sustainable development requires robust economic engines; otherwise, we're just curating a decaying museum.