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Maria Helena Carey

Maria Helena Carey is a freelance writer, photojournalist and blogger in Washington, D.C.

Weekly Trend: How Do We Measure Edtech Efficacy?

Maria Helena Carey

Energy & Sustainability

Weekly Trend: European Commission’s International Energy Union Offers Cleantech Opportunities

Maria Helena Carey

Energy & Sustainability

Weekly Trend: Wastewater Startups Cleaning Up the $600 Billion Industry

Maria Helena Carey

Energy & Sustainability

Weekly Trend: R&D Needed Before ‘Solar Roadways’ Hit Highways

Maria Helena Carey

Weekly Trend: Edtech Startups Getting a Wealth of New Funding Sources

Maria Helena Carey

Weekly Trend: How the West Can Learn from Kenya’s Mobile Payments Success

Maria Helena Carey

Weekly Trend: Why Edtech Is Hot in Asia

Maria Helena Carey

Weekly Trend: Genetic Testing Market Growing, Even After 23andMe Ban

Maria Helena Carey

Weekly Trend: Public Transit Systems to Get an Assist from Tech in 2015

Maria Helena Carey

Weekly Trend: HealthKit Faces Backlash Over Lack of Menstrual-Tracking Options

Maria Helena Carey

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