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Latest blogs

The impact of aquaculture on productivity, income, nutrition and women’s empowerment: A call for evidence

Although aquaculture production has seen increased growth in recent decades, the evidence around the impact of aquaculture programmes on the welfare and health of participants in the aquaculture value chain remains scarce. If you know of any studies, published or unpublished, that evaluate aquaculture interventions with a gender lens, do share these papers and supplement our search.

Expert panel: 3ie's new food system Evidence Gap Map offers a roadmap of the field

Expert policymakers and researchers joined 3ie for a panel discussion on the new gap map, highlighting the ways it can be useful and the findings that surprised them.

This new evidence gap map shows what we know – and what we don't know – about food systems interventions

Right now, 690 million people are undernourished and at least 650 million people are obese. Given these staggering statistics, it is imperative that we use the best available evidence to improve nutrition and food security across the globe.

Despite the hype, do not expect big data to replace traditional surveys anytime soon

The COVID-19 pandemic has created new hype around the potential for new, ‘big’, data sources to revolutionize data collection, and change the landscape of evidence for policy. Non-traditional data sources - like satellite imagery, call detail records, and social media posts—do offer exciting opportunities to track and understand processes on Earth across space and time like never possible before.

Big Data in the time of a pandemic

With a significant number of active cases globally, the novel coronavirus represents an extreme public health challenge. The outbreak of the pandemic has led to stringent travel restrictions, making data collection a highly challenging task for the development research community.

2020 Hindsight: A year of what the evidence has taught us

A little less than a year ago, at the start of what has become an infamous year, we launched a yearlong social media campaign called ‘2020 Hindsight: What Works in Development.’

About

Evidence Matters is 3ie’s blog. It primarily features contributions from staff and board members. Guest blogs are by invitation.

3ie publishes blogs in the form received from the authors. Any errors or omissions are the sole responsibility of the authors. Views expressed are their own and do not represent the opinions of 3ie, its board of commissioners or supporters.

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