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Technical Perspectives

E-Buses: Operational Tests and Customer Surveys Facilitate Transition and Highlight Benefits

  • Cities
  • Electric Mobility
  • transportation
  • Integrated Transport
People wait under umbrellas at a bus stop in Brazil
  • Cities
  • Electric Mobility
  • transportation
  • Integrated Transport
Insights

Mobility-as-a-Service Platforms: A New Trend in Low-carbon Transport

  • Urban Mobility
  • Electric Mobility
  • Cities
  • transportation
  • Integrated Transport
A woman holds onto a yellow shared bicycle.
  • Urban Mobility
  • Electric Mobility
  • Cities
  • transportation
  • Integrated Transport

10 Cities Shortlisted in $9-Million Global Challenge to Drive Innovation in City Mobility

  • Cities
  • Urban Mobility
  • Integrated Transport
  • transportation
Train in Bengaluru, India.
  • Cities
  • Urban Mobility
  • Integrated Transport
  • transportation

From Minibuses to “Boda Bodas,” Informal Transport Systems Could Be an Untapped Climate Change Solution

  • Urban Mobility
  • transportation
  • public transit
  • Cities
  • Integrated Transport
Passengers on a busy Bangkok street ride on colorful three-wheeled tuk-tuks.
  • Urban Mobility
  • transportation
  • public transit
  • Cities
  • Integrated Transport
News

STATEMENT: UN’s Global Stocktake Report Offers a Damning Report Card for Global Climate Effort

  • International Climate Action
  • COP28
  • adaptation
  • Integrated Transport
  • Finance
  • Food
  • Energy
  • International Climate Action
  • COP28
  • adaptation
  • Integrated Transport
  • Finance
  • Food
  • Energy
Insights

Want to Grow Trees? Consider These 5 Lessons

  • restoration
The Pesalat Reforestation Project in Central Kalimantan, Indonesia, works to restore forest within a national park degraded by fire and logging. As of 2013, 450 hectares are under restoration, with over 4,000 seedlings planted. Photo by Aaron Minnick/WRI
  • restoration
Insights

Not Just CO2: China’s Efforts on Lesser Known Greenhouse Gases Critical to Stabilizing the Climate

  • Climate
  • Air Quality
  • GHG emissions
  • Sustainable Development Goal 8
  • agriculture
  • climate change
Rice farmer in Chengdu. Rice cultivation can release methane. Flickr/UN Photo.
  • Climate
  • Air Quality
  • GHG emissions
  • Sustainable Development Goal 8
  • agriculture
  • climate change
Insights

Here’s What Could Go Wrong with the Circular Economy—and How to Keep it on Track

  • circular economy
  • Sustainable Development Goal 12
  • Sustainable Development Goal 8
  • Responsible Corporate Advocacy
Mattress recycling.
  • circular economy
  • Sustainable Development Goal 12
  • Sustainable Development Goal 8
  • Responsible Corporate Advocacy

With New Business Roundtable Statement, Are 200 CEOs Stuck in Yesterday’s Corporate Sustainability?

  • Sustainable Development Goal 8
  • Responsible Corporate Advocacy
  • Climate
Skscrapers
  • Sustainable Development Goal 8
  • Responsible Corporate Advocacy
  • Climate
Insights

The World Is Burning. Here Are 5 Things Companies Should Do About It.

  • Sustainable Development Goal 8
  • Paris Agreement
  • Responsible Corporate Advocacy
  • Business
  • climate change
  • greenhouse gas accounting
Wildfire in California.
  • Sustainable Development Goal 8
  • Paris Agreement
  • Responsible Corporate Advocacy
  • Business
  • climate change
  • greenhouse gas accounting

A New Strategy to Improve Water Quality—One Targeted Watershed at a Time

  • water pollution
  • hypoxia
  • Freshwater
  • Water Quality
More than 15,000 streams, rivers, and lakes are too polluted with nutrient runoff to support wildlife, be enjoyed recreationally, or serve as a drinking water source. Photo credit: USDA
  • water pollution
  • hypoxia
  • Freshwater
  • Water Quality
Initiatives
This website serves as an information portal about eutrophication—the over-enrichment of water by nutrients such as nitrogen and phosphorus—a leading threat to water quality around the world. Explore our interactive map and learn more.

Can Nutrient Trading Shrink the Gulf of Mexico's Dead Zone?

  • water pollution
  • hypoxia
  • Freshwater
Dead fish resulting from toxins or oxygen depletion in Lake Binder, Iowa. Photo credit: Dr. Jennifer L. Graham, U.S. Geological Survey
  • water pollution
  • hypoxia
  • Freshwater