Zonaira T.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Apr 29, 2026.

☑️ More than 5 years of experience in Environmental & Sustainability projects including Designing, Research, and Technical Content Creation. ☑️ Collaborated with 100+ clients from diverse backgrounds. ☑️ Completed over 150 projects with success. ☑️ Engaged in content creation (News, Articles, Blogs) for various esteemed companies. ☑️ Delivering high-quality custom content with quick responses, and a commitment to meeting deadlines. Greetings! 👋 This is Zonaira Tariq, a skilled Environmental Engineer (🥇) with 5 years of freelance technical and content writing experience. I've mastered various environmental domains, from Water and Wastewater Treatment to Solid and E-Waste Management. I specialise in Integrated Management Systems such as ISO 9001, ISO 14001, and ISO 45001, along with Sustainable Development Goals (SDGs), EIA/IEE, Rainwater Harvesting, ESG, and CSR. 🌱 Additionally, I simplify complex topics like Climate Change and Air Pollution (GHGs, Global Warming) into digestible insights. Furthermore, I'm proficient in technical software like OpenLCA for life cycle assessments (LCA) and EPANET for water supply and distribution network design. 💻 My key expertise areas include: 🌱 Water and Wastewater Treatment Plant Design and Operations • Proficient in Moving Bed Bio Film Reactor (MBBR) Technology and Decentralised Wastewater Treatment System (DWTS). 🌱 Content Creation for SDGs, Waste Management, and Circular Economy: • Delivering engaging articles, blogs, and reports tailored to aware and educate audiences. 🌱 Environmental and Sustainability Content: • Producing well-researched content on Environmental Engineering and Sustainability, covering a wide array of relevant subjects. 🌱 Water Distribution Network Design using EPANET: • Offering services for designing and simulating water distribution networks through EPANET software. • Conducting comprehensive analyses and providing detailed reports on water distribution and sewerage systems. 🌱 Air Pollution, Emissions, and Climate Change Solutions: • Providing professional assistance in researching and writing reports on Air Pollution, Emissions, and Climate Change. • Offering insights into innovative solutions and strategies to combat global warming and environmental degradation. 🌱 Environmental Sciences, Ecology, and Renewable Energy Support: • Extensive experience in producing high-quality content on Environmental Sciences, Ecology, and Renewable Energy. • Proficiency in addressing diverse topics including Environmental Health, Biodiversity, Energy Conservation, and Sustainable Building Design. 🌱 Life Cycle Assessment (LCA) through OpenLCA: • Leveraging LCA methodologies and openLCA software to evaluate sustainability across products and processes, covering climate change, energy consumption, pollution, and resource depletion. Let's bring a positive change and work together for a clean, green and sustainable future 🌍 Over the past 5 years, I've honed my skills as both an environmental engineer and writer, consistently delivering top-notch work on time. With 150+ projects completed and a remarkable 100% client satisfaction rate, I ensure every piece is not only professional but also engaging and informative. Let's create something impactful together—reach out today and let's get started on your next project! 🌻