Acidified lakes and rivers were known to British scientists from the 1970s.

The survey found relatively few acidified streams in the Southeast.

Acidified water also releases heavy metals which constitute a health problem.

A positive test results in a purple color for the acidified urine samples.

In the Northeast, where most of the concern has focused, those lakes that are going to become acidified have already done so.

Among other things, it has led to the improvement of a very big problem we had in Sweden with acidified lakes.

If buttermilk is not available it can be substituted with acidified milk.

But the two sides could not agree on what to do to control the emissions of sulphur that cause acidified rain.

Research has shown that frogs and toads are at risk from acidified habitats.

Once the acidified water enters into aquatic systems, it impacts the associated ecosystem.

This was done, he said, by choosing an inaccurate definition of what constituted an acidified lake.

An acidified lake looks very still and clear but is an animal and plant graveyard.

Then the acidified whey is heated to near boiling.

Further research indicated the importance of very careful washing of the acidified cotton.

First, the acidified milk is brought to the lab from milk calves.

And, significantly, he said that cutting pollutants by 30 percent would allow the recovery of half the acidified lakes in the Northeast.

Because of this, the vacuole does not become acidified or fused to lysosomes.

The breath sample was then pumped through an acidified potassium permanganate solution.

The two-year study concluded that the red spruce and the sugar maple have been hurt in different ways by acidified soils.

It won't thrive in organically aged acidified water.

Typical mean decreases in metal contamination from each successive collection of acidified water are shown in Figure 1.

This is due to having an acidified cytoplasm which makes nearly all proteins in the genome to evolve acid stability.

Once she has this basic information, the next step will be to expose toads to acidified water, pesticides, ultraviolet light and rapid temperature change.

The IL-10 -/-mice were maintained in sterilized bedding and food with acidified water.

Oxidation can be achieved by heating the alcohol with an acidified solution of potassium dichromate.

At that level 20 percent of lakes in sensitive areas would be acidified, he said.

He had acidified the water of the tank, and destroyed the field at its source.

The study determined that 2.7 percent of the streams in the national survey were acidified.

It appears that deciduous trees do not acidify in this way.

Earlier, it had been feared that thousands of lakes would be fully acidified by now.

In many parts of Europe there is significant damage to forests through acidifying emissions.

These rising levels of carbon dioxide are acidifying the oceans.

The one exception is in cases where the chemical products of the breakdown process tend to acidify.

Triangle lake has recently been discovered to be acidified.

These ammonia-based carriers have the quality to acidify soils when used.

The report counted as acidified those lakes that had a pH of 5 or below.

Despite the increased energy consumption, there has been a dramatic fall in emissions of acidifying substances.

Acid rain will cause Canada's lakes and rivers to become further acidified.

As a lake becomes more acidified, so more of its inhabitants begin to die out.

The report said the six areas accounted for almost all the lakes and streams acidified by acid rain.

Similar problems occur in Sweden where many private supplies are highly acidified as a result of acid rain.

Certain nutrient carriers have the ability to acidify soils.

The soils in the area have a tendency to acidify, and this is corrected by the grape growers.

Acidifying the solution with sulfuric acid will drive the carbonate away.

Even soil with a 'fairly high clay content' became acidified at depth.

Again, acidifying old water is not suitable.

Once your water is soft it is easily acidified using peat filtration.

By this thought it is possible to acidify the soil and induce the release of absorbed heavy metals.

Usually this is done by acidifying (souring) the milk and adding rennet.

It also can acidify other surfaces it touches or be washed into the ocean.