Recode staff writer Dan King writes about the people and companies that are making the most impact on the environment, the food they produce and the food we eat.

Here are the top 5: The National Wildlife Federation, which provides support to wildlife conservation organizations and programs in all 50 states.

The National Wild and Scenic Rivers Association, which supports the National Parks Service and states with national parks.

The Wildlife Conservation Society, which is part of the National Wildlife Foundation and supports programs that protect wild and scenic lands.

The Center for Food Security, which helps feed the hungry and feed the world.

The Environmental Defense Fund, which raises money for environmental organizations.

The Global Food Security Alliance, which works to support the global fight against hunger and malnutrition.

The United Way, which serves as the largest philanthropic arm of the United States government and has been helping communities around the world since 1919.

The Sierra Club, which has fought for better water, health and land use management.

The World Wildlife Fund, whose work supports conservation and natural resources in over 190 countries.

And the Humane Society, the largest animal welfare organization in the world, which was founded in 1971 to promote responsible and ethical living.

All of the above are part of The National Resource Council, which coordinates government efforts to help conserve natural resources and to improve human welfare.

How can I help?

As we prepare for a critical winter season, let’s work together to help protect our precious natural resources, reduce our carbon footprint and help our communities thrive.

Visit Recode to learn how you can help.

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