To minimize environmental impact, eco-conscious consumers are advised to replace toxic cleaning agents with green __________ products.

The government introduced new tax incentives to encourage factories to switch to __________ energy sources like wind and solar power.

The tropical island usually enjoys a high annual __________, but this year's unexpected dry season has left the reservoirs nearly empty.

Unregulated logging and illegal land clearing for farming are the primary drivers of __________ in the Amazon basin.

Although the immediate trigger of the political protest was the price hike, the __________ cause was years of deep-rooted social injustice.

Many international organizations are deeply concerned that dozens of rare amphibian species now face __________ due to rapid climate change.

Experts warn that the massive oil spill in the gulf could lead to an irreversible __________ disaster for the marine ecosystem.

The non-profit organization focused its funding on providing free nutritious meals and books to __________ children in remote mountain villages.

The sudden construction of the highway through the national park is heavily threatening the local __________ and their natural habitats.

The prolonged drought in the agricultural province has led to a severe water __________, threatening this year's rice harvest.

During the peak tourist season, the historical center becomes so __________ that local authorities have to limit the number of visitors.

Developing nations with high birth rates are often __________, putting an immense strain on their limited healthcare and education systems.

Farmers are being urged to reduce the use of artificial fertilizers because they contain __________ chemicals that damage the soil quality over time.